Comparison

Crimp Log vs Boulder Log

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

Head to head
About

Crimp Log

This app helps climbers track and analyze all aspects of their training, from bouldering and sport climbing sessions to finger training and flexibility. It offers quick logging, visual analytics, and personalized guidance to improve climbing performance.

Highlights
  • Log bouldering and sport climbing
  • Track finger training and hangboard
  • Log climbing-specific workouts
  • Analyze training progress with charts
  • Review ascent history and grades
  • Receive personalized training guidance
Features
Read full description

CrimpLog is a climbing training log built to track, analyze, and improve every part of your climbing performance—not just your sends. Designed specifically for climbers, the app focuses on logging and analyzing climbing-related training, including climbs, finger training, climbing-related workouts, and flexibility, all in one place. Track All Your Climbing Training • Log bouldering and sport climbing sessions • Log finger training, hangboard, and block-pull sessions • Track climbing-specific calisthenics and weight workouts • Log flexibility and mobility sessions that support climbing Fast, Purpose-Built Logging • Designed for quick, in-session logging • Climbing-specific timers for hangs, intervals, and workouts • Simple inputs that reduce friction during training Visual Training Analytics • Interactive charts to track progress over time • Finger training analytics designed specifically for hangboard sessions • Review trends across climbs, training volume, and consistency Climbing Log & Ascent History • Keep a record of your ascents and grades • Look back on when and how often you sent climbs • Easily review past sessions and milestones Personalized Training Guidance • Suggested exercises based on your strengths and weaknesses • Weekly focus areas informed by your training history • Guidance designed to support, not to replace, your own training decisions Focused by Design • Built exclusively for climbing training • Designed by climbers, for climbers

About

Boulder Log

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.

Highlights
  • Log bouldering sessions live or manually
  • Track sends, flashes, attempts, and projects
  • Save grades, notes, and tags
  • Support for V-scale and Font scale
  • Review session history and best grades
  • View progress and grade breakdowns
  • Earn climbing milestones
Read full description

Boulder Log is a free, flexible climbing journal for logging bouldering sessions, tracking progress, and saving the moments you want to remember. Use it however you like. Record every attempt, tag, and note, or keep things simple with just a grade and result. Log during your session at the gym or add everything later. The private Gallery gives you a place to build a visual history of your climbing. Save photos and videos, add optional details like grades, gyms, notes, and tags, and connect memories to the sessions or climbs they came from. Boulder Log supports both V-scale and Font scale. Use Boulder Log to: • Log live bouldering sessions • Add sessions manually after climbing • Save private climbing photos and videos • Add grades, gyms, notes, and tags to your memories • Build a visual history of the climbs and moments you want to remember • Track sends, flashes, attempts, and projects • Save grades, attempts, notes, and tags • Review session history and best grades • See progress, grade breakdowns, send rates, and tag trends • Earn simple climbing milestones • View and share session recaps • Choose between V-scale and Font scale Whether you care about every attempt or just want somewhere to remember the climbs and moments that mattered, Boulder Log gives you a clean place to keep it all.

Screenshots

Crimp Log4 screens
Boulder Log4 screens

Verdict

The call

The clearest difference is iOS requirement: Boulder Log at 15.0 against Crimp Log's 17.6. On price, rating, review sentiment and ratings volume 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Crimp Log against 5.0 for Boulder Log. Both are backed by a comparable volume of ratings — 3 and 8 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Crimp Log ships an update every 3 weeks, Boulder Log every 11 days. Both last shipped on October 24, 2026.

Scorecard1 real difference · 9 level
Crimp Log versus Boulder Log: the parameters behind the verdict, then further details
ParameterCrimp LogBoulder Log
PriceFreeFree
Rating5.0 (3 ratings)5.0 (8 ratings)
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings38 — better
Update frequencyEvery 3 weeksEvery 11 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhoneiPhone, iPod — better
Requires iOS17.615.0 — better
Further details — not scored
Size15 MB10 MB
Age rating4+12+
DeveloperHyorok LeeMAXWELL WILLIAM LEMASTERS

Customer experience

Crimp Log

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Boulder Log

All ratings7 ratings
Positive85.7%
Neutral14.3%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Crimp Log

No in-app purchases

None

Boulder Log

No in-app purchases

Questions

Is Crimp Log free?
Crimp Log is free to download, with no in-app purchases.
Is Boulder Log free?
Boulder Log is free to download, with no in-app purchases.
Which has better reviews, Crimp Log or Boulder Log?
Crimp Log and Boulder Log are both rated 5.0 out of 5 on the App Store, from 3 and 8 ratings respectively.
Do Crimp Log or Boulder Log have ads?
Neither Crimp Log nor Boulder Log shows ads.
Which is updated more often, Crimp Log or Boulder Log?
Crimp Log ships an update every 3 weeks, and Boulder Log every 11 days. Most recently, Crimp Log was updated on October 24, 2026 and Boulder Log on October 24, 2026.

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