Each app does one job properly — in your browser, with no data leaving your device. Free tier on every tool; Pro unlocks are one-time.
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MergePad
Combine PDF files locally. Fast, private, free tier included.
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SplitPad
Split PDFs into pages or ranges. Download as ZIP or individual files.
Open tool →✍️
SignPad
Sign PDFs in the browser. No DocuSign, no upload.
Open tool →🗜️
CompressPad
Shrink PDF file size without sending files to a server.
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RotatePad
Fix page orientation locally. No Adobe subscription.
Open tool →🖼
PdfPicPad
Convert PDF pages to JPG images entirely in your browser.
Open tool →📝
MdPad
Turn Markdown into a clean PDF. Local preview and export.
Open tool →📋
SitePad
Site logbook for trades and visits. Keep records on-device.
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InvoicePad
Create and download UK invoices. Built for freelancers and SMEs.
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VatPad
UK VAT calculator — add or remove VAT in seconds.
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ReceiptPad
Generate simple UK receipts locally for cash and card sales.
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RentPad
Rent receipts for landlords and tenants. Print-ready PDF.
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NiPad
UK National Insurance estimate for employees and directors.
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MilePad
HMRC mileage log helper — rates and running totals on-device.
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CisPad
CIS deduction estimator for UK subcontractors.
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SalaryPad
UK salary / take-home sketch for planning conversations.
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StampPad
Stamp Duty Land Tax guide calculator for England & NI.
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HolPad
UK bank holidays at a glance — plan invoices and site days.
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HeicPad
Convert HEIC / HEIF photos to JPG without uploading to the cloud.
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StripPad
Strip EXIF and metadata from images before you share them.
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ShrinkPad
Compress images for email, web and storage — still local.
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ResizePad
Resize images to exact pixels or percentages in the browser.
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CropPad
Crop photos with a clear frame — no upload.
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ConvertPad
Convert between common image formats locally.
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QrPad
Generate QR codes for links and text — download PNG.
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MarkPad
Add a simple watermark before you publish.
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FaviconPad
Build favicon-ready images from a square source.
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WordPad
Word, character and reading-time counts — private.
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LoremPad
Placeholder copy for layouts and mockups.
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CasePad
Title, upper, lower, snake and kebab case converters.
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DedupePad
Remove duplicate lines from lists and dumps.
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SortPad
Sort lines A–Z or Z–A without a spreadsheet.
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SlugPad
URL-safe slugs from titles and product names.
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{ }
JsonPad
Format, validate and tidy JSON in the browser.
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YamlPad
Pretty-print and check YAML without pasting into a random site.
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SqlPad
Format SQL queries for readability. Local only.
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RegexPad
Test regular expressions against sample text instantly.
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PassPad
Generate strong passwords and passphrases on-device.
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Base64Pad
Encode and decode Base64 safely offline.
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HashPad
SHA and related hashes for checksums and debugging.
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UuidPad
Generate UUIDs for IDs, tests and migrations.
Open tool →🎫
JwtPad
Decode JWT payloads for debugging (verify elsewhere).
Open tool →⏱
CronPad
Read cron expressions in plain English.
Open tool →🎨
ColorPad
Convert hex, RGB and HSL colour values.
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DiffPad
Side-by-side text diff for configs and copy.
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TomlPad
Format and sanity-check TOML locally.
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XmlPad
Pretty-print XML without an online pastebin.
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AgePad
Age from date of birth — private calculator.
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ZonePad
Convert times between timezones locally.
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BizDayPad
Business days between dates (UK-aware).
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PomPad
Simple Pomodoro timer in the browser.
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StampTimePad
Convert timestamps across formats.
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MetaDescPad
Meta description length checker.
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DockerCheatPad
Docker cheatsheet interactive.
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IgnoreDiffPad
Diff ignore whitespace online.
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PassEntropyPad
Password entropy bits calculator.
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HashGuessPad
Guess hash algorithm from string.
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HaversinePad
Haversine great circle distance.
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BearingPad
Initial bearing between coordinates.
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GeoMidPad
Geographic midpoint of coordinates.
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DestPointPad
Destination from bearing distance.
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BoundingPad
Latitude longitude bounding box.
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ScaleMapPad
Map representative fraction scale.
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WireGaugePad
Awg copper resistance calculator.
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DiscountPad
Stacked percentage discount calculator.
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MarginAimPad
Selling price from target margin.
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TierPricePad
Volume tiered price calculator.
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DsarPad
Data subject access request checklist.
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RetainDaysPad
Data retention period calculator.
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CronExprPad
Cron expression next run helper.
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ReEscapePad
Escape string for regex literal.
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LicenseIdPad
Normalize license identifier text.
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CopyrightPad
Build copyright line with year.
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HeaderLicPad
Strip license header from file.
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ReadLenPad
Estimate reading time from words.
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BaselinePad
Baseline grid spacing calculator.
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MultiLinePad
Join multiline log continuation.
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LogWindowPad
Filter log lines by time window.
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PluralRulesPad
English plural category lite.
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DateLocalePad
Format date parts locale style.
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CollateSortPad
Sort lines locale aware lite.
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WebhookPad
Parse webhook callback url parts.
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HookSignPad
Hmac webhook signature hint lite.
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HookRetryPad
Webhook retry backoff schedule.
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HookStatusPad
Map webhook http status meaning.
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HookFilterPad
Filter webhook events by prefix.
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HookReplayPad
Webhook replay time window check.
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HookPayloadPad
Estimate webhook json payload size.
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YamlCommentPad
Strip yaml full line comments.
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YamlMergePad
Merge two yaml key blocks lite.
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YamlAnchorPad
List yaml anchors and aliases.
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YamlFlowPad
Convert flow yaml to block lite.
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VatExtractPad
Extract vat from gross amount.
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WithholdPad
Withholding tax lite calculator.
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MsToSamplesPad
Milliseconds to sample frames.
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AspectFitPad
Fit image into box preserving aspect.
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CropRectPad
Normalize crop rectangle bounds.
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CanvasRatioPad
Canvas aspect ratio simplify.
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SeedCheckPad
Checksum digit for seed string.
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TokenFreqPad
Token frequency table from text.
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MarkovEntropyPad
Estimate markov entropy lite.
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VaultPathPad
Normalize secret path segments.
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RedactEnvPad
Export env with secrets redacted.
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SqlSplitPad
Split sql script into statements.
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SqlKeywordPad
Uppercase sql reserved keywords.
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SqlCommentPad
Strip sql line and block comments.
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EntitiesPad
Encode plain text using html entities.
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RemCalcPad
Convert root pixels into rem units.
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VwCalcPad
Convert pixels into viewport-width units.
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SpecificPad
Calculate css selector specificity.
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JwtSplitPad
Split compact jwt into three parts.
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JwtPayloadPad
Read jwt payload claims as json.
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FetchPad
Build fetch request url with query.
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StatusTextPad
Reason phrase for http status code.
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FormBodyPad
Build application x-www-form-urlencoded.
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JsonBodyPad
Prettify json http request body.
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RetryAfterPad
Parse retry-after header value.
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CacheCtrlPad
Parse cache-control directives.
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AssertContainPad
Assert text contains substring.
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AssertRegexPad
Check string against regular expression.
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AssertJsonPad
Assert json path equals value.
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AssertTypePad
Assert javascript typeof value.
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AssertDiffPad
Assert line lists equal with diff.
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FolioPad
Estimate pdf pages from bytes lite.
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BookmarkPad
Format pdf bookmark outline line.
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PctStackPad
Normalize values to 100 percent.
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FitMaxPad
Resize keeping aspect to max edge.
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ColorDepthPad
Bytes per pixel from bit depth.
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RoiBoxPad
Region of interest box from percents.
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StatusSpecPad
List response status codes lite.
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TagListPad
Openapi operation tag names list.
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AcronymPad
Expand acronym from lookup lines.
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TermSortPad
Sort glossary terms alphabetically.
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SynonymPad
List synonym lines under headword.
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GlossMdPad
Format glossary as markdown list.
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TermStemPad
Strip simple english term stems.
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RecipePad
Scale recipe servings multiply amounts.
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CupGramPad
Convert cups to grams sugar flour.
Open tool →◆
OvenTempPad
Convert celsius fahrenheit oven temp.
Open tool →◆
HydrationPad
Compute dough hydration percent.
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YeastPad
Convert instant active yeast amounts.
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PortionPad
Split recipe portions across plates.
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SpiceRatioPad
Scale spice ratios keep balance.
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TransitPad
Estimate eta from distance speed.
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MeetWinPad
Overlap meeting windows across timezones.
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FuelRangePad
Estimate fuel range from tank mpg.
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ScheduleGapPad
Find gaps between schedule times.
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WeatherPad
Weather temp scale celsius fahrenheit.
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DewPointPad
Estimate dew point from temp humidity.
Open tool →◆
WindChillPad
Compute wind chill from temp wind.
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HeatIndexPad
Compute heat index from temp humidity.
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BeaufortPad
Map wind speed to beaufort scale.
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CloudCoverPad
Parse cloud cover percent bands.
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FeelTempPad
Combine wind chill heat index feel.
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QuizPad
Score quiz correct over total percent.
Open tool →◆
MarkSchemePad
Sum mark scheme points awarded.
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BandMapPad
Letter bands from percent scores.
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ScoreCurvePad
Linear curve remap exam scores.
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PenaltyPad
Apply wrong answer penalty score.
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WeightQPad
Score weighted quiz question points.
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PassGatePad
Pass mark threshold versus score.
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ScoreOrderPad
Order score list with dense ranks.
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PercentilePad
Compute score percentile in list.
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PacketPad
Estimate packet size from payload mtu.
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HexDumpPad
Format hex dump from byte string.
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MtuPad
Split payload size across mtu frames.
Open tool →◆
EndianSwapPad
Byte order swap for hex words.
Open tool →◆
BitFieldPad
Decode bit field mask positions.
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OverheadPad
Add link frame overhead to payload.
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SchemaKeysPad
Schema property key inventory list.
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TsUnionPad
Typescript union members split apart.
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TypeAliasPad
List type alias names from source.
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CalendarPad
Extract ics event summary lines.
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BizHoursPad
Check time inside business hours.
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HolidayPad
Flag dates clashing holiday list.
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RruleLitePad
Expand simple daily rrule count.
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TzStampPad
Normalise event stamp to utc hint.
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CorrJoinPad
Join correlation ids from lines.
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DiffChurnPad
Diff line churn added versus deleted.
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DiffMinusPad
Retain deleted minus lines only.
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ConflictMarkPad
Git conflict marker block finder.
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LintCountPad
Count lint findings by severity.
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LintPathPad
List unique paths from lint lines.
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LintFixPad
Extract suggested lint fix snippets.
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EslintPad
Summarise eslint json result counts.
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StylelintPad
Summarise stylelint warning totals.
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LintFilterPad
Filter lint lines by severity word.
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LintCsvPad
Export lint findings as csv rows.
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ShipPad
Tick ship checklist remaining items.
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KeepAChangePad
Changelog section stub formatter for releases.
Open tool →◆
NotesPad
Draft release notes from commit lines.
Open tool →◆
ArtifactPad
Build artifact filename from version.
Open tool →◆
HotfixPad
Mint hotfix branch name from ticket.
Open tool →◆
ShipGatePad
Check ship gate flags all green.
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ContractPad
List required contract field names.
Open tool →◆
SchemaDiffPad
Diff two json key sets added removed.
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ExamplePad
Fill example payload from schema keys.
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StatusMapPad
Map legacy status codes to new.
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QuotaPad
Compute remaining quota from used limit.
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RatePad
Estimate requests per window remaining.
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HdrNeedPad
Required request header name checklist.
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SensorPad
Scale raw sensor reading with gain offset.
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PpmPctPad
Ppm reading converted into percent.
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TempSensePad
Convert sensor resistance to celsius.
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BatteryPad
Estimate battery soc from voltage.
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RobotPad
Convert joint degrees to motor steps.
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GearPad
Compute gear ratio from teeth counts.
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MotorTorquePad
Estimate motor torque from current.
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WheelOdomPad
Estimate distance from wheel ticks.
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WorkspacePad
Check point inside arm reach radius.
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MosaicPad
Compute mosaic tile count for area.
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FitFramePad
Fit media into frame preserving aspect.
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CentreCropPad
Centre crop rectangle for target size.
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PrintBleedPad
Expand trim size with bleed margins.
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InsetSafePad
Inset rectangle for safe content area.
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PackPad
Estimate rectangles per bin packing.
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BoxMarginPad
Grow content box by margin widths.
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DedupeKeepPad
Dedupe lines keep first occurrence.
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StableSortPad
Stable sort lines by key column.
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ShuffleSeedPad
Shuffle text lines using numeric seed.
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LineChunkPad
Group lines into fixed-size chunks.
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DutyPulsePad
Pulse high time from period duty.
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HzPeriodPad
Convert hz to period milliseconds.
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SampleRatePad
Estimate samples for duration rate.
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NyquistPad
Compute nyquist frequency from rate.
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TimeoutPad
Split timeout budget across steps.
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ScoreBoardPad
Format scoreboard ranks from scores.
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StreakPad
Compute current win streak length.
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PointSpreadPad
Apply match point spread adjustment.
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TieBreakPad
Resolve ties with secondary score.
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VaultLitePad
List vault key names from env lines.
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MaskSecretPad
Mask secrets leaving last four chars.
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DotEnvDiffPad
Compare dotenv key presence sets.
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DotEnvMergePad
Merge dotenv maps right wins.
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DotEnvSortPad
Alphabetically sort dotenv keys.
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UrlSafeB64Pad
Url-safe base64 encode decode helper.
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RotateKeyPad
Mint replacement api key token.
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OAuthScopePad
Unique oauth scope tokens list.
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