# 75 Day Challenge Tracker vs Grind75

The clearest difference is in-app purchases: Grind75 at none against 75 Day Challenge Tracker's 2. Grind75 also leads on rating (5.0 vs 4.7) and update cadence (monthly vs every 2 months). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. 75 Day Challenge Tracker sells 2 in-app purchases, starting at $3.99 per 7 days. Grind75 asks for nothing beyond the download.

Grind75 holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Grind75 has 22 ratings behind it against 3, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

75 Day Challenge Tracker ships an update every 2 months, Grind75 monthly. The most recent releases landed on October 2, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 75 Day Challenge Tracker | Grind75 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (3 ratings)](https://appshunter.io/ios/app/75-day-challenge-tracker/id6756486796/reviews) | **[5.0 (22 ratings)](https://appshunter.io/ios/app/grind75/id6760317807/reviews)** |
| Number of ratings | 3 | **22** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Freemium | **Free** |
| Size | 25 MB | 21 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Inkolab](https://appshunter.io/developer/1726749975) | [Priya Pappachen Yohannan](https://appshunter.io/developer/1883822079) |

## What reviewers say

### 75 Day Challenge Tracker

[App page](https://appshunter.io/ios/app/75-day-challenge-tracker/id6756486796)

Build discipline and improve habits with a flexible challenge tracker. Customize your goals, track daily progress with photos and journal entries, and stay accountable with reminders. This app focuses on consistency over perfection, allowing you to adapt challenges to your lifestyle.

**Highlights:** Customizable challenge levels (Soft, Medium, Intense, Custom), Daily progress tracking with photos, Mood and journal logging, Visual calendar for accountability, Forgiving mode to continue after missed days, Daily reminders for consistency

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium – Weekly Access | $3.99 | per 7 days |
| Premium - Annual Access | $19.99 | per year |


### Grind75

[App page](https://appshunter.io/ios/app/grind75/id6760317807)

This app helps you build discipline and stay consistent with self-improvement challenges like 75 Hard or 75 Soft. It offers flexible tracking for various habits, multiple challenge modes, and progress visualization to support your personal growth journey without rigid rules.

**Highlights:** Customizable challenge lengths, Multiple challenge modes (Hard, Medium, Soft, Parent), Habit tracking for fitness, water, reading, diet, and more, Progress photo and milestone tracking, Flexible system with pause and resume options, Health integration for step tracking, Shareable transformation cards

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

**In-app purchases:** none


## Frequently asked questions

### Is 75 Day Challenge Tracker free?

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

### Is Grind75 free?

Grind75 is free to download, with no in-app purchases.

### Which has better reviews, 75 Day Challenge Tracker or Grind75?

Grind75 is rated higher. 75 Day Challenge Tracker averages 4.7 out of 5 from 3 ratings, while Grind75 averages 5.0 from 22 ratings.

### Do 75 Day Challenge Tracker or Grind75 have ads?

Neither 75 Day Challenge Tracker nor Grind75 shows ads.

### Which is updated more often, 75 Day Challenge Tracker or Grind75?

75 Day Challenge Tracker ships an update every 2 months, and Grind75 monthly. Most recently, 75 Day Challenge Tracker was updated on October 2, 2026 and Grind75 on October 7, 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.*