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.ReadyImage CompressorCompress JPG, PNG, and WebP locally.ReadyPixel FaceManually pixelate private image areas.ReadyMerge PDFCombine PDF files and page ranges.ReadyWord CounterCount words and reading time locally.ReadyUUID GeneratorGenerate UUIDs locally.Ready
Categories
Choose a category.
Browse by the kind of problem you are trying to solve.
Available
10 categories23 toolsImagesCompress, convert, resize, clean, and protect images locally.View category14 toolsPDFMerge, split, rotate, and prepare PDFs with less friction.View category31 toolsDeveloperFormat, validate, decode, generate, and inspect data.View category18 toolsTextCount, clean, compare, convert, and reshape writing.View category42 toolsCalculatorsFast everyday calculators for work, money, dates, and ratios.View category8 toolsPrivacyHide sensitive details and remove metadata before sharing.View category12 toolsBrowserInspect URLs, sessions, viewport details, and browser data safely.View category16 toolsAI UtilitiesClean, count, split, and validate AI workflow data locally.View category18 toolsCreatorPrepare titles, descriptions, captions, and social image exports.View category20 toolsProductivityTimers, planning helpers, and lightweight work utilities.View category
Coming next
RoadmapTrending
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Useful tools for common privacy, image, and developer tasks.
Recently added
Recently added.
New utility pages being prepared for full browser-side workflows.
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.