Easily compare rock climbing grades across different international systems. Simply set your preferred systems and swipe to find equivalent grades for any climb.




243+ iOS apps curated and reviewed
Out of 243+ rock climbing grade converter apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | 4.8★ (132) | No | No | Jul 2026 | |
| 2 | Free was $1.99 | 4.4★ (17) | No | No | Jul 2026 | |
| 3 | Free | — | No | No | May 2026 | |
| 4 | Free | — | No | No | May 2026 | |
| 5 | Free | 3.8★ (56) | No | No | May 2026 | |
| 6 | Free was $4.99 | 4.4★ (7) | No | Yes | Aug 2026 | |
| 7 | Free | 1.0★ (1) | No | No | Aug 2026 | |
| 8 | Free | 4.9★ (897) | No | No | Aug 2026 |




Easily compare rock climbing grades across different international systems. Simply set your preferred systems and swipe to find equivalent grades for any climb.






Easily convert climbing grades between various international systems for bouldering and route climbing. Compare difficulties across different styles and countries with an intuitive interface. Supports multiple grading scales for sport, trad, and bouldering.









Discover climbing routes with highly detailed 3D interactive maps of crags and climbing areas. Visualize routes overlaid on realistic rock formations to plan and navigate your climbs safely and efficiently.


Track your rock climbing sessions with this app, designed for climbers. It automatically counts climbs, logs grades, and integrates with Apple Health. Leave your phone behind and use your watch to capture every ascent.


Discover and climb thousands of boulder problems on Kilter Board Climbing Walls globally. Browse, filter, and instantly connect to light up your chosen climb. Track your progress, find boards near you, and create or share your own climbs.


This app offers a comprehensive unit and hardness conversion tool with an easy-to-use interface. It includes currency conversion with updated exchange rates, over 300 engineering and scientific units, and a specialized hardness converter. Additional features like timezone conversion, pace calculation, and a standard calculator enhance its utility.


This app allows users to create, share, and log climbing routes on spray walls, both at home and in gyms. Users can discover problems set by the community, track their performance with detailed stats, and connect with other climbers. It supports various grading systems and offers premium features for gyms.


Discover and navigate thousands of climbing routes worldwide with detailed topos, maps, and photos. Find the perfect climb by filtering grade, rating, and style, and log your progress. Support local climbing communities as 50% of subscription profits go to authors.


Track your outdoor bouldering and sport climbing achievements with a state-by-state leaderboard. Log your sends, analyze performance trends, and discover the strongest climbers in any region. Go private to keep your progress to yourself.


Discover and navigate to outdoor climbing areas, and find specific routes with detailed filters. Access route beta, photos, and topos offline, and view climbing area statistics. Connect with other climbers in the forum, track your progress, and create to-do lists.


Track your climbing progress with a detailed logbook. Record every climb, monitor your performance through stats and charts, and manage projects. Discover new climbing areas and connect with the community.


Access a vast archive of over 160 epic rock climbing, mountaineering, and adventure films spanning 25 years. Explore content by athlete, discipline, or location, and enjoy new releases and exclusive subscriber benefits.


Track your climbing sessions, analyze your progress with detailed insights, and plan your training cycles. This app focuses exclusively on climbing progression, offering a private and offline experience.


Easily track your bouldering sessions with this intuitive log. Record climbs with essential details or add more depth with notes and attempts. Review your progress, view grade breakdowns, and celebrate milestones.


This app serves as a comprehensive guide for both outdoor and indoor climbing. Log your ascents, discover new routes and crags worldwide, and access gym topos. It also offers personalized training plans and community features to connect with other climbers.


Log climbing sessions, track progress, and analyze performance with detailed analytics. Monitor gym consistency, manage projects, and connect with friends. Designed for measurable improvement in bouldering, sport, and gym climbing.


Log your climbing sessions, track project progress, and analyze your performance over time. This app helps you train smarter by providing insights into your technique and strength, all with an offline-first design.


Log your climbing sessions, track progress, and analyze performance with detailed analytics. Customize your gym's grading system and identify strengths and areas for improvement. Offers a free core experience with optional Pro features for deeper insights.