Boulder Challenge vs klettrack
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Boulder Challenge
Easily create and share custom climbing boulder problems by taking a photo of the wall. Define holds, difficulty, and descriptions to document your routes or outdoor projects. Discover and rate boulders created by others, and track your climbing progress.
- Create custom boulder problems from photos
- Define hand and foot holds
- Specify difficulty and descriptive text
- Search and rate existing boulders
- Track climbed and favorite boulders
- Export data to Excel
- Follow other climbers and view news feed
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App to create and share your own boulder problems on every climbing wall / spray wall / training wall / system wall / chaos wall / boulder block by simply taking a picture and easily specifying the definition as detailed as you like. - No additional costs like many other apps. Create as many walls and boulders as you like - Search for locations / boulder walls that have already been added or add them yourself - Suitable for all artificial boulder walls and also for saving the beta of your outdoor projects - Take a picture of the wall area you want, select an image that is already stored in the app or from the gallery of your smartphone - Define the start and end of your boulder - Define hand and foot holds (optionally separately and explicitly for left / right if desired) - Optionally define fixed hold sequences by specifying numbering - Various ways of displaying the markers - Smoothly fade out markings to be able to see details "behind" the markings - General descriptive text for a boulder and also possible per hold - Optional specification of the wall angle - Specification of difficulty in Fontainebleau / Hueco V scale or without - Mark boulders that have been resetted to see directly that they are no longer on the wall - Edit, delete and clone boulders - Rate and comment boulders - Submission of individual difficulty ratings with graphical display of the difficulty distribution per boulder - Search for boulders by name, creator, difficulty from / to, rating, climbed, favorite, wall angle, resetted - Sorting of boulders by created on, climbed on, name, difficulty, number of ascents, popularity - Random boulder selection in a certain difficulty range for e.g. warm-up - Lists for your favorite and already climbed boulders - Share boulders outside of the app as an image, direct link and QR code - Display of news per location / boulder wall - Display of the difficulty distribution per location / boulder wall - Display of the locals per location / boulder wall - "Bulletin board" per location / boulder wall - Share locations / boulder walls outside of the app as direct link and QR code - Follow other users and see what they've been up to in your personal news feed - Get score points for your created boulders, climbed boulders or e. g. if one of your boulders has been rated well by others - Optional private profile if your activities should not be visible to others - Send and receive private messages - Automatically kept logbook to easily display your activities for a period of your choice - Export of all your created and climbed boulders in Microsoft Excel format for further individual evaluation Have fun!
klettrack
This open-source application allows climbers to log climbs and training sessions, build custom workouts from over 100 exercises, and monitor progress. It syncs with system boards and keeps all data on the user's device.
- Log climbs and training sessions
- Customizable workout builder
- Progress monitoring
- System board synchronization
- On-device data storage
- Open-source
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klettrack helps you train smarter, climb stronger, and stay consistent! Track your sessions, log exercises, and build your own training plans - all in one clean, open-source app built by climbers, for climbers. Whether you’re climbing on a board, in the gym, or outside, klettrack makes it easy to track your progress to achieve your goals. Key features: - Log climbs and training sessions with custom notes - Create structured workouts using a catalog with move than 100 exercises - Monitor your progress and visualize improvements - Sync with known system boards (Kilter, Tension board) - All data stays on your device — no accounts, no tracking 100% free and open-source klettrack is a community project , not a company. We built it to give back to the climbing community that we love.
Screenshots
Verdict
The clearest difference is price: klettrack at Free against Boulder Challenge's $2.99. klettrack also leads on rating (5.0 vs 4.3) and review sentiment (100% vs 71%). Boulder Challenge's advantage is ratings volume (23 vs 1) and device support (3 vs 1). On 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
klettrack is free to download; Boulder Challenge costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
klettrack holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Boulder Challenge has 23 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 71% of Boulder Challenge's written reviews are positive against 100% of klettrack's.
Boulder Challenge ships an update every 6 weeks, klettrack every 2 weeks. The most recent releases landed on October 9, 2026 and October 14, 2026 respectively.
| Parameter | Boulder Challenge | klettrack |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 4.3 (23 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 70.6% of reviews | 100.0% of reviews — better |
| Number of ratings | 23 — better | 1 |
| Update frequency | Every 6 weeks | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 10.3 — better | 17.0 |
| Further details — not scored | ||
| Size | 79 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Christian Fenzl | Shahar Noy |
Customer experience
Boulder Challenge
klettrack
In-app purchases
Boulder Challenge
No in-app purchases
klettrack
No in-app purchases
Questions
Is Boulder Challenge free?
Is klettrack free?
Which has better reviews, Boulder Challenge or klettrack?
Do Boulder Challenge or klettrack have ads?
Which is updated more often, Boulder Challenge or klettrack?
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