Comparison

Tendon vs Gecko

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Tendon

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Tendon – Your Smart Training Companion for Climbing and Bouldering Tendon helps you structure, track, and improve your training from your first boulders to your hardest projects. With precise logging, focused tools, and a clean interface, you can spend less time managing data and more time climbing. Main Features • Detailed training tracking for climbing, bouldering, and hangboard sessions • Campus board and pull-up training logs • Stretching and finger rehab with 8 guided exercises • Intelligent hangboard timer with automatic work/rest intervals • Tindeq Progressor integration for precise force measurement • GPS location tracking for gyms and outdoor spots • Advanced progress analytics and personal records • Calendar-based long-term training overview • Dark mode support • Full German and English localization • Offline-first usage with cloud sync For every climber Whether you are just starting or working on your next grade milestone, Tendon adapts to your level and helps you train with consistency. Why Tendon? • Clear, intuitive interface • No ads, no distractions • Free to use with all core features included • Built by climbers for climbers • Regular updates and feature improvements • Privacy-first and GDPR-compliant • Multi-device sync across your account

About

Gecko

Features
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Gecko is a bouldering tracker built for climbers who want to understand their progress, stay consistent, and make every session more focused. Log your climbing sessions, track attempts and sends, manage projects, follow your hardest grades, and build better training habits — all in one simple app. Whether you are climbing V0 or working on your hardest project, Gecko helps you see what you did, what you are working on, and how your climbing is progressing. Features: Track Active Sessions Start a climbing session and log attempts, sends, flashes, hardest sends, styles, notes, and session progress in real time. Log Boulders Record each climb with grade, result, attempts, hold color, style tags, and progress point. Manage Projects Save climbs you are working on, track attempts across sessions, add notes, mark progress, and follow each project over time. View Your Profile Stats See your climbing progress over time, including sessions, attempts, sends, flashes, hardest grade, send rate, and more. Training Library Explore climbing-focused exercises for strength, technique, mobility, endurance, warmups, and flexibility. Session Ideas Discover different ways to structure your climbing sessions and add variety to your training. Built for Bouldering Gecko is designed specifically for indoor bouldering and climbers who want a clean, useful way to track progress without overcomplicating their sessions. Use Gecko to climb more intentionally, stay motivated, and better understand your progress. Terms of Use: https://geckosite.netlify.app/terms Privacy Policy: https://geckosite.netlify.app/privacy

Screenshots

Tendon4 screens
Gecko4 screens

Verdict

The call

The clearest difference is in-app purchases: Tendon at none against Gecko's 2. On price, ads, device support and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Gecko sells 2 in-app purchases, starting at $5.99 per month. Tendon asks for nothing beyond the download.

Scorecard1 real difference · 5 level
Tendon versus Gecko: the parameters behind the verdict, then further details
ParameterTendonGecko
PriceFreeFree
Update frequency—Every 6 days
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.115.1
Further details — not scored
Size38 MB34 MB
Age rating12+4+
DeveloperSoeren JutziNoam Miller

In-app purchases

None

Tendon

No in-app purchases

2 purchases

Gecko

Subscriptions2
  • Gecko Pro Monthly$5.991 Month
  • Gecko Pro Yearly$49.991 Year

Questions

Is Tendon free?
Tendon is free to download, with no in-app purchases.
Is Gecko free?
Gecko is free to download, with in-app purchases available.
Do Tendon or Gecko have ads?
Neither Tendon nor Gecko shows ads.

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