Comparison

75 Days Challenge vs Trainior

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

Head to head
About

75 Days Challenge

This app helps you build lasting habits by tracking your progress on custom challenges. Set flexible durations, log daily progress with photos and notes, and monitor weight trends. Stay motivated with home screen widgets to maintain your streaks.

Highlights
  • Custom challenges
  • Flexible durations
  • Home Screen widgets
  • Photo progress & compare
  • Notes on every entry
  • Weight tracking & summaries
Features
Read full description

Your challenge. Your rules. Set a goal, pick the duration, add your tasks — and show up every day. Run a 15-day sprint, a 30-day reset, a 75-day grind, a 90-day marathon — or anything from 1 to 365 days. Better keeps you accountable and makes progress visible. Build your challenge Create any habit challenge with custom tasks. Choose binary tasks (done/not done) or incremental ones (track reps, glasses, pages). Set reminders so nothing slips. See your transformation Snap daily progress photos and compare them side by side. Log weight and body measurements to watch trends over weeks and months. Write journal entries — even add voice notes — to stay mindful. Stay connected to your health Sync with Apple Health to auto-track steps, calories, water, sleep, exercise minutes, and more — 14 health metrics that update your tasks automatically. Get coached by AI Stuck in a rut? Ask your AI coach for advice on habits, motivation, or your weekly progress. It knows your data and gives personalized nudges. Join the community Share updates, follow friends, cheer each other on with likes and comments. Seeing others show up makes you want to show up too. Celebrate every win Unlock achievements across 9 categories, watch your streak grow on the activity heatmap, and share custom progress cards. Lives on your Home Screen Home screen and lock screen widgets let you check off tasks without even opening the app. One tap. Done. Available in 35+ languages. Subscription Better offers a 7-day free trial so you can explore everything the app has to offer. After the trial, payment will be charged to your Apple ID account. The subscription automatically renews unless it is canceled at least 24 hours before the end of the current period. You can manage and cancel your subscription in your Apple ID account settings. Ready to start? Make today Day 1. Terms of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.joinbetter.app/privacy-policy Contact us: alexander.feedback@icloud.com

About

Trainior

Features
Read full description

Trainior is the member app for your gym or studio. See the week’s schedule, book a spot in seconds, follow the workout and nutrition plans your coach builds for you, and watch your progress add up, all in one place. BOOK CLASSES • Browse the schedule by day and filter by class type • Book a spot, or join the waitlist when a class is full and get notified the moment a spot opens • See the coach, the duration, the spots left and who else is in before you book • Check in at reception with your member QR code TRAIN WITH YOUR COACH • Your workout plan, session by session, with sets, reps, rest times and video demos • Warm-up, main workout and cool-down laid out so you always know what comes next • Your nutrition plan by day type: meals, macros and alternatives for every food • Shopping list and supplements straight from the plan TRACK YOUR PROGRESS • Weight, body fat and skinfold measurements recorded by your coach • Progress photos, side by side or with a slider • Steps and active calories from Apple Health STAY IN TOUCH • Message your coach directly from the app • Reminders before your classes, and a heads-up when a waitlist spot opens • Live activity: see how busy the gym is right now ONE APP, ALL YOUR GYMS If you train at more than one place that uses Trainior, switch between them with a tap. Trainior is for members of gyms and studios that run on the Trainior platform. To sign in you need an account with one of them: ask at reception for your invitation, or join with your gym’s code. Apple Health is optional and read-only. Trainior reads steps and active energy to show them in your progress, and never writes to Health.

Screenshots

75 Days Challenge4 screens
Trainior4 screens

Verdict

The call

The clearest difference is in-app purchases: Trainior at none against 75 Days Challenge's 18. Trainior also leads on ads (none vs shown) and update cadence (every 5 days vs every 2 weeks). On price 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. 75 Days Challenge sells 18 in-app purchases, starting at $1.99 per 7 days. Trainior asks for nothing beyond the download.

UpkeepUpdate frequency

75 Days Challenge ships an update every 2 weeks, Trainior every 5 days. The most recent releases landed on October 21, 2026 and October 19, 2026 respectively.

Scorecard4 real differences · 6 level
75 Days Challenge versus Trainior: the parameters behind the verdict, then further details
Parameter75 Days ChallengeTrainior
PriceFreeFree
Rating4.8 (689 ratings) — better—
Positive reviews57.4% of reviews—
Number of ratings689 — better—
Update frequencyEvery 2 weeksEvery 5 days — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPad — better
Requires iOS18.016.4 — better
Further details — not scored
Size91 MB50 MB
Age rating4+4+
DeveloperAlexander ParnevEvangelos Katsoulakis

Bugs and requests

75 Days Challenge

Reported bugs

4 issues
  • Settings page freezes app
  • Checklist widget doesn't update automatically
  • App gets stuck on day 6 and won't unlock
  • Camera function is unreliable

Requested features

4 requests
  • Add ability to start over at day 1 instead of resetting whole challenge
  • Integrate with friends/social features
  • Expand tracking capabilities beyond just weight and photos
  • Add more customization options

Trainior

Not enough reviews yet to summarise bugs or requests.

In-app purchases

18 purchases

75 Days Challenge

Subscriptions12
  • Full Access (Weekly)3 Days trial$1.997 Days
  • Full Access$2.991 Month
  • Full Access (Monthly)$3.991 Month
Show 9 more
  • Pro3 Days trial$5.997 Days
  • Full Access (Weekly)$5.997 Days
  • Full Access$5.991 Month
  • Full Access (Monthly)$9.991 Month
  • Full Access (Annual)7 Days trial$19.991 Year
  • Full Access (Annual)7 Days trial$29.991 Year
  • Full access7 Days trial$39.991 Year
  • Full Access (Annual)7 Days trial$49.991 Year
  • Pro7 Days trial$59.991 Year
One-time6
  • Small Tip$0.99
  • Medium Tip$2.99
  • Lifetime Premium$5.99
Show 3 more
  • Lifetime Pro$9.99
  • Lifetime Premium$19.99
  • Lifetime Pro$59.99
None

Trainior

No in-app purchases

Questions

Is 75 Days Challenge free?
75 Days Challenge is free to download, with in-app purchases available.
Is Trainior free?
Trainior is free to download, with no in-app purchases.
Do 75 Days Challenge or Trainior have ads?
75 Days Challenge shows ads; Trainior does not.
Which is updated more often, 75 Days Challenge or Trainior?
75 Days Challenge ships an update every 2 weeks, and Trainior every 5 days. Most recently, 75 Days Challenge was updated on October 21, 2026 and Trainior on October 19, 2026.

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