Boulder Trainer vs Sqrls
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Boulder Trainer
Create personalized training routines for climbing and bouldering. Features voice instructions, training reminders, and the ability to save and share your workout plans. Supports over 70 preset fingerboards and allows custom exercise creation for efficient progress.
- Custom workout creation
- Voice instructions for timing
- Save and share training plans
- Training reminders
- Over 70 preset fingerboards
- Manage multiple plans
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Boulder Trainer is the training app for your hangboard: 90 boards are built in, you build your own plans in minutes, and a voice tells you when to hang and when to rest - on iPhone or straight from your Apple Watch. Get started right away: 90 common training boards are included with high-resolution artwork. Pick your board, download a ready-made plan or build your own. No account needed, everything works offline. Training + Custom training plans with sets, hang times and rest times + Download ready-made plans and shared community plans - free + Voice cues and signal tones so you never have to look at the screen + Exercise library with photos: hangboard, floor, gym (with weight), prehab + Training reminder every 2, 3, 5 or 7 days Apple Watch + Browse plans on your wrist and start the session from there + Haptic feedback on every change + Recorded as a workout in Apple Health incl. heart rate and activity rings Keep the habit + Habits (daily or with a counter), up to 3 reminders per day + Streaks with celebration moments when you keep the run alive + 31 achievements in four categories + Home Screen and Lock Screen widgets, Control Center toggle, check off right in the widget Your board is missing? Just photograph it: cut it out, align it, number the holes - done. Or write me: support@boulder-trainer.com Your data + iCloud sync across your devices, no sign-up + Works fully offline + iPhone and iPad These 90 boards are built in: + Metolius: Project, Wood Grips Compact, Wood Grips II Compact, Wood Grips II Deluxe, Wood Grips Training, Contact, Simulator 3D, Rock Rings, Foundry, Campus Blocks, Campus Rungs, Lite Rail, Prime Rib + Beastmaker: 1000, 2000 + So iLL: Blister, Wood Blister, Reaper, Iron Palm, Mini Palm, SlopeyMon, Boost, Remedy, Hangers, All Chalk No Action + Antworks: Power Ant Mini, Strong Ant 1, Strong Ant 2, Strong Ant 2 (old version), Strong Ant 3, Strong Ant 4 Solo + Moon Climbing: Fingerboard, Phat Boy + Tension: Flash Board, Grindstone, Grindstone Pro, Grindstone Mk2 + Crusher Holds: Matrix, Faceon, Megarail, Mission Portable + Kraxl: Classic, Portable, Rock, Xtrem + ERZI: small, medium, large, campus + MAX CLIMBING: MAX CLIMBING, Spinch Solo Easy, Spinch Solo Hard, Spinchboard Easy, Spinchboard Hard + EPUSA / Entre Prises: Kineboard, Hang Time, Training Board + Trango: Rock Prodigy, Rock Prodigy Forge + Eva López: Progression, Transgression + Problemsolver: Hanzo, Trainingsboard + DRCC: V3 Hangboard, V5-12 Hangboard + Vola: Hangboard, Pinch / Sloper + ALPIDEX: PRO 2.0, Large + Nicros: Ultimate, Warrior + Dein Klettershop: EVOLUTION, BB Sport Pro + Single boards: Bergfreunde Flash, Core Fingerboard, OCUN Fingerboard, Ascender X8, Wataaah Transformer Starr, Sic Grips Pocket Rock, Crimpmonster, Captain Fingerfood, Griptonite smartrock, PUC II Domini, Decathlon Ballsy, Kraxel To Go, Danger BuddyBoard, Revolution Grillito, Clevo, Frictitious Megalith, OK Board Crag Developer statement: When I bought my first fingerboard there was no reasonable guide for training on it. That is why I built Boulder Trainer. Please keep in mind: there is no company behind this app, just a small private project. Like Boulder Trainer on Facebook: www.facebook.com/BoulderTrainer Boulder Trainer Pro (subscription / one-time purchase): Starting workouts, habit check-ins and the achievements page require Boulder Trainer Pro - as a weekly subscription, yearly subscription or lifetime one-time purchase. Creating plans, setting up boards and sharing stay free. Subscriptions renew automatically unless canceled at least 24 hours before the end of the current period; manage and cancel anytime in your Apple ID settings. If you bought the app in the past, training stays free for you and you get exclusive loyalty pricing. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://app-bis-web.de/datenschutz/
Sqrls
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sqrls is the climbing companion that turns every gym visit into measurable progress. Scan a route's QR code, log your send in one tap, and watch your stats grow. Whether you're chasing your first send of a new grade or grinding through a long-term project, sqrls keeps your climbing history in one place — no more spreadsheets, paper logs, or trying to remember what you sent last Wednesday. WHAT YOU CAN DO • Scan QR codes at your home gym to instantly log ascents • Track recent ascents with starthold and route photos to remember every send • See your completion rate by difficulty, sector, or hold color • Browse all the routes currently set — grouped by sector or grade • Add friends, follow their climbs, and compare progress BUILT FOR SETTERS, TOO Gym staff and routesetters can use sqrls to manage their wall: • Create QR codes for new routes • Edit difficulty, sector, hold color, or setter attribution from the gym floor • Capture a starthold and route photo so climbers can find the line at a glance • Take down routes in batches when it's time to re-set • Everything syncs across the team in real time WHO IT'S FOR sqrls works best at climbing gyms that have adopted the QR-per-route system. Ask your gym if they're partnered, or send them our way — we're rolling out to more walls. SUBSCRIPTION The core app is free. A Pro subscription unlocks logging ascents on the top two grades at your gym, plus future Pro-only features. Subscriptions auto-renew unless cancelled. Manage or cancel any time in iPhone Settings. Questions, ideas, or want sqrls at your gym? Reach out via the support link below. Privacy Policy: https://sqrls.app/privacy.html Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is device support: Boulder Trainer at 3 against Sqrls's 1. Sqrls's advantage is iOS requirement (16.0 vs 26.0). On price, update cadence, 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. Boulder Trainer sells 6 in-app purchases, starting at $1.99 per 7 days and Sqrls sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.
Boulder Trainer ships an update every 3 days, Sqrls every 4 days. The most recent releases landed on October 22, 2026 and October 23, 2026 respectively.
| Parameter | Boulder Trainer | Sqrls |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (859 ratings) — better | — |
| Positive reviews | 70.2% of reviews | — |
| Number of ratings | 859 — better | — |
| Update frequency | Every 3 days — better | Every 4 days |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, Apple Watch — better | iPhone |
| Requires iOS | 26.0 | 16.0 — better |
| Further details — not scored | ||
| Size | 189 MB | 79 MB |
| Age rating | 4+ | 4+ |
| Developer | Jan Luther | Mathias Steger |
Bugs and requests
Boulder Trainer
Reported bugs
4 issues- Cannot change hangboard selection
- Preset workouts don't match selected hangboard
- Registration/account creation issues
- Frequent crashes and connectivity problems
Requested features
5 requests- Ability to log/track workout history
- Integration with fitness apps (Apple Health, Strava)
- Ability to upload custom hangboard profiles
- More advanced training plans and recommendations
- Option to play music in background during workouts
Sqrls
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Boulder Trainer
- Boulder Pro — Weekly$1.997 Days
- Boulder Pro Loyalty — Week$1.997 Days
- Boulder Pro Loyalty — Year$11.991 Year
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- Boulder Trainer Pro — Yearly3 Days trial$17.991 Year
- Boulder Pro Loyalty Lifetime$24.99
- Boulder Pro — Lifetime$39.99
Sqrls
- Tier 1$0.991 Month
- Tier 2 Monthly$2.991 Month









