Keylapp vs Juggling Lab
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Keylapp
Explore and compare over 90 keyboard layouts with detailed typing insights. Learn faster with mnemonic views and visualize layout characteristics. Master your preferred layout with this comprehensive exploration tool.
- Expansive layout library (90+ layouts)
- Side-by-side layout comparison
- Mnemonic-style learning views
- Typing metrics analysis
- Radar charts for layout visualization
- Left/right hand balance indicator
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Discover Keylapp: The Ultimate Keyboard Layout Explorer Explore and compare over 90 keyboard layouts with intuitive visuals and deep typing insights. Whether you're a layout enthusiast, alternative keyboard learner, or ergonomic typing nerd — Keylapp gives you the tools to master your layout of choice. Why Keylapp? - Expansive Layout Library – From Dvorak to Colemak to niche experimental layouts, browse a growing collection now featuring 90+ layouts. - Side-by-Side Comparison – Visually compare any two layouts to understand key differences in typing flow, comfort, and hand usage. - Smart Mnemonics – Learn faster with experimental mnemonic-style layout views designed to enhance memorization. New in Version 1.2 - Radar Charts – Visualize layout characteristics using an interactive spider-web chart. Tap any axis to learn about each typing metric. - Left/Right Hand Balance Bar – Instantly see how much each hand is used in a layout. - About Developer – Learn about the creator and the philosophy behind Keylapp. - Improved Navigation – New buttons and smoother transitions make the app easier to use. Core Features - Typing Metrics Analysis – Understand each layout’s strengths and weaknesses across dimensions like alternation, rolls, redirects, and more. - Sound Feedback – Engage with layouts using fun, responsive audio cues. - Educational Insights – Get clear descriptions, typing examples, and ergonomic recommendations. - Mnemonic Visuals (Experimental) – An innovative approach to memorizing layouts through visual associations. Coming Soon - Typing Memory Game – Reinforce what you've learned with an engaging in-app game using mnemonic cues. Keylapp isn’t just a layout browser — it’s your personal toolkit for exploring, understanding, and mastering the world of keyboard design. Type smarter. Type better. Start your layout journey with Keylapp.
Juggling Lab
Learn and invent juggling patterns with realistic animations and step-by-step instructions. Explore a vast library of patterns, customize animations, and share your creations.
- Animate solo and passing siteswap patterns
- Realistic hand and ball animation
- Integrated siteswap pattern generator
- Step-by-step pattern instructions
- Large categorized pattern library
- Share patterns with friends
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Juggling Lab is an application for creating and animating juggling patterns. Its main goals are to help people learn juggling patterns, and to assist in inventing new ones. Quick feature overview: - Animate all solo and passing siteswap patterns, including synchronous and multiplexed patterns, and patterns involving movement of the juggler bodies - Support for bounced throws - Realistic hand model, with cubic spline hand paths that match the velocities of balls at throwing points - Integrated siteswap pattern generator - Step-by-step instructions to learn popular patterns - Huge (400+) categorized list of juggling patterns - Bookmark your favorite patterns - Pinch to zoom, rotate, pause and change the speed of the animation - Add, delete and rename pattern lists and patterns - Share patterns and pattern lists with your friends - Interoperates with the Juggling Lab desktop application
Screenshots
Verdict
The clearest difference is review sentiment: Juggling Lab at 100% against Keylapp's 50%. Juggling Lab also leads on rating (5.0 vs 3.0) and update cadence (every 3 weeks vs every 12 months). On price, ratings volume, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Juggling Lab holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 3 and 4 respectively. Written reviews point the same way: 50% of Keylapp's written reviews are positive against 100% of Juggling Lab's.
Keylapp ships an update every 12 months, Juggling Lab every 3 weeks. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.
| Parameter | Keylapp | Juggling Lab |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (3 ratings) | 5.0 (4 ratings) — better |
| Positive reviews | 50.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 3 | 4 — better |
| Update frequency | Every 12 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 3 MB | 48 MB |
| Age rating | 4+ | 4+ |
| Developer | Grzegorz Kulesza | JACK BOYCE |
Customer experience
Keylapp
Juggling Lab
In-app purchases
Keylapp
No in-app purchases
Juggling Lab
No in-app purchases









