Utilumo

Fast browser utilities.

Everything runs locally in your browser. No login. No uploads. Privacy-first.

Runs locally

Privacy-first

No login

Instant access

Popular

Popular tools.

Frequent utilities for quick browser-only work.

JSON FormatterFormat, validate, and sort JSON locally.Ready Image CompressorCompress JPG, PNG, and WebP locally.Ready Pixel FaceManually pixelate private image areas.Ready Merge PDFCombine PDF files and page ranges.Ready Word CounterCount words and reading time locally.Ready UUID GeneratorGenerate UUIDs locally.Ready

Categories

Choose a category.

Browse by the kind of problem you are trying to solve.

Available

10 categories

23 toolsImagesCompress, convert, resize, clean, and protect images locally.View category 14 toolsPDFMerge, split, rotate, and prepare PDFs with less friction.View category 31 toolsDeveloperFormat, validate, decode, generate, and inspect data.View category 18 toolsTextCount, clean, compare, convert, and reshape writing.View category 42 toolsCalculatorsFast everyday calculators for work, money, dates, and ratios.View category 8 toolsPrivacyHide sensitive details and remove metadata before sharing.View category 12 toolsBrowserInspect URLs, sessions, viewport details, and browser data safely.View category 16 toolsAI UtilitiesClean, count, split, and validate AI workflow data locally.View category 18 toolsCreatorPrepare titles, descriptions, captions, and social image exports.View category 20 toolsProductivityTimers, planning helpers, and lightweight work utilities.View category

Coming next

Roadmap

PlannedAudioAudio tools need stronger client-side processing before launch.

PlannedVideoVideo tools will come after the core browser utility suite.

Trending

Trending now.

Useful tools for common privacy, image, and developer tasks.

Blur FacesManually blur private image areas.Remove EXIFRemove image metadata locally.JSON FormatterFormat, validate, and sort JSON locally.Image CompressorCompress JPG, PNG, and WebP locally.

Recently added

Recently added.

New utility pages being prepared for full browser-side workflows.

Crop Image

Crop images locally by pixels.

Image Color Picker

Pick colors from images locally.

Color Contrast Checker

Check WCAG color contrast locally.

Why Utilumo

Serious defaults.

Local-first tools with no account wall and no unnecessary uploads.

Fast

Open a tool, solve the small problem, move on.

Private

Local-first workflows reduce unnecessary exposure.

No login

No account wall between you and a quick utility.

Browser only

Interactive tools keep work in the tab whenever possible.