Comparison

FIT climbing training vs IntervalTimer Duo

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

Head to head
About

FIT climbing training

This app provides structured training programs for sport climbing and bouldering, focusing on strength and endurance. It offers pre-set and customizable plans with 3D exercise demos and progress tracking. Syncs with Apple Health for seamless activity logging.

Highlights
  • Training programs for strength and endurance
  • Customizable and pre-set training plans
  • 3D exercise demonstration videos
  • High-intensity interval training (HIIT)
  • Progress, weight, and body metric tracking
  • Nutrition advice integration (Pro version)
  • Apple Health sync
Features
Read full description

FIT climbing offers you different app versions with training programs, strength and (power) endurance, for sport climbing and bouldering. There's a standard version with pre-set training programs and a pro-version for custom training. Both are suitable for progressive training on all levels. Start now and become a fitter, stronger and more complete climber. The app includes: - options to plan and follow your training activities - 3D demo videos - High-intensity interval training based on different heart rate zones (see our website for compatible heartbeat sensors) - over 1000 exercises and progressive training programs - functions to track your progression, weight and body metrics The pro-version also includes: - options to integrate nutrition advice in your training program - the possibility of private training for individuals and groups - trainers, coaches and climbing centers can become partners of FIT climbing Select the training of your choice and play them on your app. At home or in the gym. For climbing and bouldering, the FIT climbing app will help you on your journey to a FIT climbing life! PLEASE NOTE: YOU NEED A FIT CLIMBING ACCOUNT TO ACCESS THE APP. YOU CAN OPEN AN ACCOUNT ON OUR 'FITCLIMBING' WEBSITE OR VIA ONE OF OUR PARTNER GYMS OR COACHES. You can sync this app with Apple Health App. If you enable this connection, any workout in the Health app with automatically be added to your Activity Calendar.

About

IntervalTimer Duo

Features
Read full description

IntervalTimer Duo is a simple and easy-to-use interval timer app for iPhone and iPad that alternates between two customizable timers. 【Key Uses】 • HIIT (High-Intensity Interval Training) • Pomodoro Technique (work and break cycles) • Cooking timing management • Stretching and yoga routines • Study and rest cycle management 【Features】 • Automatically alternate between two timers • Each timer adjustable from 1 second to 60 minutes • Preset feature to save and instantly recall favorite settings (1 preset free; unlimited presets: Premium) • Share presets via link — let friends import your timer setup in one tap (Premium) • Set counter to track progress toward your target sets (Premium) • Audio notifications and vibration when timers end • Live Activity shows remaining time on Lock Screen and Dynamic Island (Premium) • Customizable alert sounds (extra sounds: Premium) • Simple and intuitive interface 【Preset Sharing】 • Share your favorite timer configurations via link • Recipients can import presets with a single tap • Sync routines with your team or workout partners 【Ease of Use】 • One-tap start, pause, and reset • Quick time setting with preset buttons • Visual circular progress bars show remaining time • Second timer can be enabled/disabled as needed • Set counter tracks completed sets toward your goal 【Free & Premium】 The app is free to download and use. After installing, all premium features are unlocked for a 14-day free trial. When the trial ends, premium features require a one-time purchase (pay once, use forever) — a Universal Purchase shared between iOS and macOS. Free forever: • Two timers running alternately (1 second to 60 minutes each) • One saved preset • Basic alert sounds • Audio and vibration notifications when timers end • Circular progress bar Premium (one-time purchase, or during the free trial): • Unlimited presets • Preset sharing via link • Set counter • Additional premium alert sounds • Live Activity on Lock Screen and Dynamic Island 【Compatibility】 • iPhone and iPad • Available in English, Japanese, French, German, and Spanish 【Universal Purchase】 If you own the macOS version, you can use the iOS version at no additional cost. A simple yet fully-featured interval timer app that's perfect for any timing needs. Privacy Policy: https://techback.info/interval-timer/ios/privacy-policy.html Terms of Use (EULA): https://techback.info/interval-timer/ios/terms-of-use.html

Screenshots

FIT climbing training4 screens
IntervalTimer Duo4 screens

Verdict

The call

The clearest difference is in-app purchases: FIT climbing training at none against IntervalTimer Duo's 1. FIT climbing training also leads on iOS requirement (13.0 vs 26.1). IntervalTimer Duo's advantage is update cadence (every 2 weeks vs every 3 months). On price, ads 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. IntervalTimer Duo sells 1 one-off in-app purchase. FIT climbing training asks for nothing beyond the download.

UpkeepUpdate frequency

FIT climbing training ships an update every 3 months, IntervalTimer Duo every 2 weeks. The most recent releases landed on June 9, 2026 and September 7, 2026 respectively.

Scorecard3 real differences · 7 level
FIT climbing training versus IntervalTimer Duo: the parameters behind the verdict, then further details
ParameterFIT climbing trainingIntervalTimer Duo
PriceFreeFree
Rating1.0 (2 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 3 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad, Mac — better
Requires iOS13.0 — better26.1
Further details — not scored
Size173 MB10 MB
Age rating12+4+
DeveloperNIHILkosuke konuma

In-app purchases

None

FIT climbing training

No in-app purchases

1 purchases

IntervalTimer Duo

One-time1
  • Full Version$2.99

Questions

Is FIT climbing training free?
FIT climbing training is free to download, with no in-app purchases.
Is IntervalTimer Duo free?
IntervalTimer Duo is free to download, with in-app purchases available.
Do FIT climbing training or IntervalTimer Duo have ads?
Neither FIT climbing training nor IntervalTimer Duo shows ads.
Which is updated more often, FIT climbing training or IntervalTimer Duo?
FIT climbing training ships an update every 3 months, and IntervalTimer Duo every 2 weeks. Most recently, FIT climbing training was updated on June 9, 2026 and IntervalTimer Duo on September 7, 2026.

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