# 75 Days Challenge vs 75 Hard Challenge Day Tracker

The clearest difference is review sentiment: 75 Days Challenge at 57% against 75 Hard Challenge Day Tracker's 0%. 75 Days Challenge also leads on rating (4.8 vs 3.0) and monetization model (free with in-app purchases vs subscription). 75 Hard Challenge Day Tracker's advantage is ads (none vs shown) and update cadence (every 5 days vs fortnightly). On price, in-app purchases and iOS requirement 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 75 Hard Challenge Day Tracker sells 3 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

75 Days Challenge holds the better App Store score, 4.8 against 3.0. That said, the two scores are not equally well evidenced: 75 Days Challenge has 695 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 57% of 75 Days Challenge's written reviews are positive against 0% of 75 Hard Challenge Day Tracker's.

75 Days Challenge ships an update fortnightly, 75 Hard Challenge Day Tracker every 5 days. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 75 Days Challenge | 75 Hard Challenge Day Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (695 ratings)](https://appshunter.io/ios/app/75-days-challenge-better/id6667095733/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/75-hard-challenge-day-tracker/id6788652357/reviews) |
| Number of ratings | **695** | 1 |
| Positive reviews | **57.4% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 5 days** |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 96 MB | 71 MB |
| Requires iOS | 18.0 | **17.6** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Parnev](https://appshunter.io/developer/1645934480) | [Ngoc Truong](https://appshunter.io/developer/1837686613) |

## 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


### 75 Hard Challenge Day Tracker

[App page](https://appshunter.io/ios/app/75-hard-challenge-day-tracker/id6788652357)

This app helps you track your progress through customizable 75-day challenges, offering options from strict rules to flexible plans. Monitor daily tasks, water intake, and visualize your transformation with a photo timeline. Stay motivated with streaks and reminders.

**Highlights:** Customizable challenge rules (75 Hard, 75 Soft, Custom), Daily task checklist, Water intake tracking, Progress photo timeline, Streak calendar, Home Screen widget, Daily reminders

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $9.99 | per month |
| Yearly Pro | $29.99 | per year |
| Yearly Pro | $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 75 Hard Challenge Day Tracker free?

75 Hard Challenge Day Tracker is free to download, with in-app purchases available.

### Which has better reviews, 75 Days Challenge or 75 Hard Challenge Day Tracker?

75 Days Challenge is rated higher. 75 Days Challenge averages 4.8 out of 5 from 695 ratings, while 75 Hard Challenge Day Tracker averages 3.0 from 1 ratings.

### Do 75 Days Challenge or 75 Hard Challenge Day Tracker have ads?

75 Days Challenge shows ads; 75 Hard Challenge Day Tracker does not.

### Which is updated more often, 75 Days Challenge or 75 Hard Challenge Day Tracker?

75 Days Challenge ships an update fortnightly, and 75 Hard Challenge Day Tracker every 5 days. Most recently, 75 Days Challenge was updated on November 8, 2026 and 75 Hard Challenge Day Tracker on October 31, 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.*