# Grind75 vs PEAK 75 hard challenge tracker

The clearest difference is update cadence: PEAK 75 hard challenge tracker at weekly against Grind75's monthly. Grind75's advantage is ratings volume (22 vs 6) and iOS requirement (18.0 vs 26.0). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Grind75 against 5.0 for PEAK 75 hard challenge tracker. Both are backed by a comparable volume of ratings — 22 and 6 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Grind75 ships an update monthly, PEAK 75 hard challenge tracker weekly. The most recent releases landed on October 7, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Grind75 | PEAK 75 hard challenge tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (22 ratings)](https://appshunter.io/ios/app/grind75/id6760317807/reviews) | **[5.0 (6 ratings)](https://appshunter.io/ios/app/peak-75-hard-challenge-tracker/id6774088844/reviews)** |
| Number of ratings | **22** | 6 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free | Free |
| Size | 21 MB | 69 MB |
| Requires iOS | **18.0** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Priya Pappachen Yohannan](https://appshunter.io/developer/1883822079) | [Olga Krolikowska](https://appshunter.io/developer/1727507942) |

## What reviewers say

### 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


### PEAK 75 hard challenge tracker

[App page](https://appshunter.io/ios/app/peak-75-hard-challenge-tracker/id6774088844)

This app helps you complete popular 75-day challenges by tracking daily habits and progress. Choose from pre-set routines or create your own custom challenge to build discipline and achieve your goals.

**Highlights:** Choose from pre-set or custom challenges, Track workouts, water intake, reading, and more, Visualize progress with daily checklists, Monitor streaks and celebrate completed challenges, Select real-world peaks to represent progress

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Grind75 free?

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

### Is PEAK 75 hard challenge tracker free?

PEAK 75 hard challenge tracker is free to download, with no in-app purchases.

### Which has better reviews, Grind75 or PEAK 75 hard challenge tracker?

PEAK 75 hard challenge tracker is rated higher. Grind75 averages 5.0 out of 5 from 22 ratings, while PEAK 75 hard challenge tracker averages 5.0 from 6 ratings.

### Do Grind75 or PEAK 75 hard challenge tracker have ads?

Neither Grind75 nor PEAK 75 hard challenge tracker shows ads.

### Which is updated more often, Grind75 or PEAK 75 hard challenge tracker?

Grind75 ships an update monthly, and PEAK 75 hard challenge tracker weekly. Most recently, Grind75 was updated on October 7, 2026 and PEAK 75 hard challenge tracker on October 14, 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.*