Coders Gym vs Knowra
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Coders Gym
Practice coding skills on the go with daily challenges and a built-in code editor. Access over 3000 problems, track your progress, and utilize a coding toolkit with contest reminders and curated problem sheets.
- Daily coding challenges with timers
- Built-in code editor with syntax highlighting
- Access to 3000+ LeetCode problems
- Progress tracking and submission history
- Coding toolkit with contest reminders
- Curated problem sheets and bookmarked lists
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Coders Gym puts coding practice in your pocket. Whether you're prepping for coding interviews or sharpening your skills, this app gives you everything you need to practice on the go. DAILY CHALLENGES Start each day with daily challenge, complete with a countdown timer and one-tap access to solve. BUILT-IN CODE EDITOR Write, run, and submit code directly from your phone. Features syntax highlighting, monospace fonts, multiple programming languages, and customizable themes including Monokai, Dracula, and Nord. EXPLORE 3000+ PROBLEMS Browse the full LeetCode problem library. Filter by difficulty, topic tags, and sort by acceptance rate or problem number. TRACK YOUR PROGRESS View your solve stats, contest ratings, global ranking, and submission history all in one place. CODING TOOLKIT - Upcoming Contests with reminders - Curated Problem Sheets (Blind 75, NeetCode 150, etc.) - Bookmarked problem lists - Community discussions and solutions - Coding experience playground DARK THEME A polished dark interface designed for comfortable, focused coding sessions. FREE TO USE All features are available for free. Coders Gym is an unofficial companion app and is not affiliated with LeetCode. All problem content is provided by LeetCode's public API.
Knowra
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Knowra helps you build English listening fluency through short, repeatable audio sessions that fit into quiet moments of your day. Open the app, play today's session, read the transcript when you need context, and loop difficult lines until they feel natural. Knowra is designed for learners who want steady exposure without long lessons or complicated course dashboards. What you can do: - Listen to bite-sized English sessions - Read bilingual transcripts before or while listening - Review key vocabulary, IPA, and meaning in context - Loop difficult lines until pronunciation and rhythm stick - Rate each session so review adapts to your confidence - Import text, audio, podcast episodes, or real-world English for practice - Track streaks, weekly progress, and listening consistency - Use optional reminders, widgets, and Live Activities to stay on rhythm Knowra is built for commuters, busy professionals, and self-study learners who want practical listening practice every day. Start a short session, repeat what matters, and let English become familiar through exposure. Legal: - Privacy Policy: https://knowra.tuanle.dev/privacy - Terms of Service: https://knowra.tuanle.dev/terms - Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Knowra at none against Coders Gym's 3. Knowra also leads on ads (none vs shown). Coders Gym's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 26.0). On price 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. Coders Gym sells 3 one-off in-app purchases. Knowra asks for nothing beyond the download.
| Parameter | Coders Gym | Knowra |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 13.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 50 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Shilpee Haldar | LE ANH TUAN |
In-app purchases
Coders Gym
- Small Tip$1.99
- Medium Coffee Tip$4.99
- Large Coffee$9.99
Knowra
No in-app purchases









