# 75 Days Challenge vs Day75

The clearest difference is ratings volume: 75 Days Challenge at 695 against Day75's 2. Day75's advantage is rating (5.0 vs 4.8) and iOS requirement (16.4 vs 18.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 75 Days Challenge sells 10 in-app purchases, starting at $1.99 per 7 days and Day75 sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Day75 holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: 75 Days Challenge has 695 ratings behind it against 2, so its average is the more settled of the two.

75 Days Challenge ships an update fortnightly, Day75 every 2 weeks. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | 75 Days Challenge | Day75 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (695 ratings)](https://appshunter.io/ios/app/75-days-challenge-better/id6667095733/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/day75-hard-challenge-tracker/id6757592581/reviews)** |
| Number of ratings | **695** | 2 |
| Positive reviews | 57.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Fortnightly** | Every 2 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 96 MB | 117 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Parnev](https://appshunter.io/developer/1645934480) | [OKCOKER LLC](https://appshunter.io/developer/1180479091) |

## What reviewers say

### 75 Days Challenge

[App page](https://appshunter.io/ios/app/75-days-challenge-better/id6667095733)

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:** macOS Compatibility, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access (Weekly) | $1.99 | per 7 days |
| Full Access | $2.99 | per month |
| Full Access (Monthly) | $3.99 | per month |
| Full Access | $5.99 | per month |
| Full Access (Monthly) | $9.99 | per month |
| Full Access (Annual) | $19.99 | per year |
| Full Access (Annual) | $29.99 | per year |
| Full Access (Annual) | $49.99 | per year |
| Lifetime Premium | $19.99 | one-time |
| Lifetime Pro | $59.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 💡 Customizable challenges
- 🚀 Straightforward layout
- 🔒 Lifetime premium access

**What reviewers complain about**

- 🐛 Glitchy and buggy
- 🚫 Limited features for paid version
- 💰 Not truly free, requires payment
- 🤔 Lack of advanced tracking features

**Reported bugs**

- 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**

- 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


### Day75

[App page](https://appshunter.io/ios/app/day75-hard-challenge-tracker/id6757592581)

This app guides users through a 75-day challenge focused on building discipline and mental toughness. It provides tools to track daily tasks like workouts, diet, water intake, and reading, with options for custom challenges and progress visualization.

**Highlights:** Daily task checklist, Smart countdown timer, Water intake tracker, Reading log, Progress photo journal, Challenge analytics, Custom challenge durations

**Features:** Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Day75 Monthly | $3.99 | per month |
| Day75 Yearly | $29.99 | per year |


## Frequently asked questions

### Is 75 Days Challenge free?

75 Days Challenge is free to download, with in-app purchases available.

### Is Day75 free?

Day75 is free to download, with in-app purchases available.

### Which has better reviews, 75 Days Challenge or Day75?

Day75 is rated higher. 75 Days Challenge averages 4.8 out of 5 from 695 ratings, while Day75 averages 5.0 from 2 ratings.

### Do 75 Days Challenge or Day75 have ads?

Both 75 Days Challenge and Day75 show ads.

### Which is updated more often, 75 Days Challenge or Day75?

75 Days Challenge ships an update fortnightly, and Day75 every 2 weeks. Most recently, 75 Days Challenge was updated on November 8, 2026 and Day75 on November 5, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*