Hey, we're an indie product studio

Tiny apps & extensions made with love.

We design, build, and ship our own software across Android, iOS, and the browser — one little product at a time.

Peek at our stuff Say hi

Available on

iOS Android Browser

Our products

Tiny tools, made to be loved.

Browse the full catalog. Pick a platform, or jump to apps that earn Kimjar Rewards.

Tessera

Android

Rewards

Habit tracker built around tiles, not streaks. Earn Kimjar points as you build the habit.

Get it onGoogle Play

Slate

iOS

Minimal notes that open in a blink. Markdown, full-text search, and absolutely nothing else.

Download on theApp Store

Lumen

Browser extension

Rewards

New-tab focus timer for your browser. Every focused minute earns you points.

Add toChrome Add toFirefox

Kimjar Rewards

Use our apps, earn real rewards.

Some of our apps include the Kimjar rewarding model — the more you use them, the more points you earn, redeemable for gift cards from brands you actually use. Look for the Rewards sticker on a product to spot one.

Use the app

Play, focus, build habits — do what the app is built for. No extra effort, no grinding.

Earn points

Every session adds to your Kimjar balance, shared across all rewards-enabled apps you use.

Redeem gift cards

Trade points for gift cards from popular brands — delivered straight to your inbox.

Available in apps marked with the Rewards sticker.

See rewards-enabled apps

About Kimjar

We build the apps we'd actually use.

Kimjar is a focused product studio. We own everything we ship — design, code, support — across Android, iOS, and the browser. No client work, no contracted builds, no shortcuts.

The goal is small but useful: tools you actually reach for, designed to be fast, friendly, and respectful of your time and data.

Privacy-respecting

No tracking, no third-party data sales. Your usage stays on your device.

Snappy by default

Native performance on every platform. Launch in milliseconds, not seconds.

Made by humans

One team designs, ships, and supports every product. No outsourcing, no shortcuts.

Get in touch

Say hi

Questions about our products, partnership ideas, press, or bug reports — we read everything that comes in.

hello@kimjar.com →

Company details

Name: Kimjar Ltd.
Address: 123 Example Street
London, EC1A 1AA
United Kingdom
Reg. no.: 12345678
VAT: GB 123 4567 89
Support: support@kimjar.com
Press: press@kimjar.com

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