Comparison

Thirdy vs BETTER.FTP

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

Head to head
About

Thirdy

Features
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There is a version of you on the other side of the one thing you keep putting off. Thirdy writes that story for 30 days, and gives it a voice. You bring one goal and the thing that keeps getting in its way. Every morning after that, a new chapter arrives: a short audio told by the future you, about the life where it worked out. The scene you wake up in. The obstacle, named in your own words. One small task for today. In the evening, one honest tap: did it, or didn't. That is where Thirdy is different. It does not cheer at you. Tomorrow's chapter is written from what you actually did today, including the days you didn't. THE 30 DAYS - One goal, one arc. No feed, no scrolling, a few minutes a day. - A new chapter every morning, written and spoken for exactly one person. - A daily affirmation worth keeping, drawn from your own story. - One small task each day, taken from the chapter, echoed at your evening check-in. - Playbacks on day 7, 14 and 21 that quote your real record back to you. - Day 30: the story of your month, the message you sealed on day 1, and an honest fork. Continue, adjust, or let it go. ALSO INSIDE - The envelope: record a voice message to the you of day 30. It stays sealed until then. - Stories: longer stories from your arc that unlock as the month passes. - Sleep and wind-down audio, and frequency loops for focus and calm. - A path that fills day by day, with every affirmation kept along the way. WHO IT'S FOR - You have one goal that keeps sliding from one month to the next. - Affirmation apps feel generic because they do not know you. Thirdy only knows you. - You want something that respects a bad day instead of pretending it did not happen. Thirdy's chapters are written with AI for an audience of one. No two people hear the same story. Start with a 7-day free trial. After that, Thirdy is a weekly subscription. The exact price is shown in the app before you pay. Privacy Policy: https://thirdy.app/privacy Note: Thirdy creates personalized motivational audio for self-reflection. It is not medical or psychological advice. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

BETTER.FTP

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BETTER.FTP measures Functional Threshold Power using any FTMS-compatible smart trainer. No subscription, no account, no analytics. Pair your trainer over Bluetooth, select a protocol, and start the test. The app controls the trainer in ERG mode and guides you through warmup, test, and cooldown. FTP is calculated automatically when the test completes. PROTOCOLS • Ramp Test (~20 minutes) 10-minute warmup at 100 W. Power then increases by 20 W every minute until the rider can no longer maintain cadence. FTP is calculated as 75% of the best one-minute average power. • 20-Minute Test (~45 minutes) 15-minute warmup at 100 W. Followed by a sustained 20-minute maximum effort. FTP is calculated as 95% of the 20-minute average power. Based on the standard Coggan protocol. FEATURES • FTMS smart-trainer support (direct-drive and wheel-on) • Optional Bluetooth heart-rate monitor • Live display: power, target, heart rate, cadence, stage progress • Automatic FTP calculation • FIT file export for Strava, TrainingPeaks, intervals.icu, and other platforms PRIVACY All data is stored on the device. No account is required. The app contains no analytics or third-party tracking SDKs. REQUIREMENTS A Bluetooth FTMS-compatible smart trainer and iOS 13 or later. Open source: github.com/niecore/betterftp.

Screenshots

Thirdy4 screens

Verdict

The call

The clearest difference is in-app purchases: BETTER.FTP at none against Thirdy's 3. BETTER.FTP also leads on iOS requirement (13.0 vs 15.1). Thirdy's advantage is device support. On price there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Thirdy sells 3 in-app purchases, starting at $7.99 per 7 days. BETTER.FTP asks for nothing beyond the download.

Scorecard3 real differences Ā· 3 level
Thirdy versus BETTER.FTP: the parameters behind the verdict, then further details
ParameterThirdyBETTER.FTP
PriceFreeFree
Update frequencyEvery 4 months—
AdsNo—
In-app purchasesYesNo — better
DevicesiPhone, iPad, iPod — better—
Requires iOS15.113.0 — better
Further details — not scored
Size66 MB66 MB
Age rating4+4+
DeveloperDumke Ventures UG (haftungsbeschraenkt)Nico Mueller

In-app purchases

3 purchases

Thirdy

Subscriptions3
  • Thirdy Pro Weekly3 Days trial$7.997 Days
  • Thirdy Pro Monthly$9.991 Month
  • Thirdy Pro Yearly$39.991 Year
None

BETTER.FTP

No in-app purchases

Questions

Is Thirdy free?
Thirdy is free to download, with in-app purchases available.
Is BETTER.FTP free?
BETTER.FTP is free to download, with no in-app purchases.

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