Comparison

SendLog vs Tendon

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

Head to head
About

SendLog

Features
Read full description

SendLog is an intuitive iOS app designed specifically for rock climbers to easily log, track, and analyze their climbing activities. Quickly record your climbing achievements, access detailed statistics, and keep personalized notes for each climb. KEY FEATURES: • LOG CLIMBING ROUTES Record detailed information for each climb including route name, climbing area, date, difficulty grade, personal rating (1-5 stars), send type (redpoint, pinkpoint, on sight), and personal notes. • PHOTO ATTACHMENTS Attach photos directly to your climbing routes to capture beta, celebrate achievements, or document memorable climbs. Photos are stored locally and securely on your device. • TRAINING SESSION TRACKING Dedicated training log to track your gym sessions, training duration, and monitor your training consistency over time. • PROJECT TRACKING Dedicated section to manage climbing projects, track attempts, record high points, add specific notes, update status (active, completed, abandoned), and convert projects into completed sends. • VOICE NOTES Conveniently record and transcribe climbing notes using multilingual speech recognition in English, German, French, and Spanish. • COMPREHENSIVE STATISTICS Gain insights through detailed climbing statistics including total routes climbed, average rating, top climbing areas, visual grade distribution charts, and calendar heatmap showing climbing frequency. Track training sessions right in the Stats page — session counts, total time, weekly averages, and training type breakdowns, all within your selected time period. • MULTI-PITCH & ROUTE TYPES Distinguish between Sport, Multi-Pitch, and Boulder routes with dedicated tracking and filtering options for each climbing style. • ENHANCED SHARING Generate visually appealing climbing achievement cards with send type icons and improved layouts for easy sharing on social media. • DATA IMPORT & EXPORT Securely backup your logs by exporting data in CSV format within a ZIP archive. Import climbing logs effortlessly, including support for older file formats with full backward compatibility. • OFFLINE FUNCTIONALITY SendLog functions entirely offline, ensuring you always have access to your climbing logs and statistics even in remote locations. Your climbing data is stored locally and securely on your device. It is only shared externally when explicitly exported or shared by you. SendLog is free to use with no ads or subscriptions. Download now and start tracking your climbing progress!

About

Tendon

Read full description

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

Screenshots

SendLog4 screens
Tendon4 screens

Verdict

The call

The clearest difference is iOS requirement: Tendon at 15.1 against SendLog's 17.0. On price, ads, in-app purchases and device support 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.

Scorecard1 real difference · 5 level
SendLog versus Tendon: the parameters behind the verdict, then further details
ParameterSendLogTendon
PriceFreeFree
Update frequencyEvery 3 weeks—
AdsNoNo
In-app purchasesNoNo
DevicesiPhoneiPhone, iPod — better
Requires iOS17.015.1 — better
Further details — not scored
Size21 MB38 MB
Age rating4+12+
DeveloperRobert RuzitschkaSoeren Jutzi

In-app purchases

None

SendLog

No in-app purchases

None

Tendon

No in-app purchases

Questions

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

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