# SweatClock vs 75 Day Challenge

The clearest difference is review sentiment: SweatClock at 100% against 75 Day Challenge's 0%. SweatClock also leads on in-app purchases (none vs 13). 75 Day Challenge's advantage is update cadence (every 4 days vs every 16 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 75 Day Challenge sells 13 in-app purchases, starting at $1.99 per 7 days. SweatClock asks for nothing beyond the download.

SweatClock ships an update every 16 months, 75 Day Challenge every 4 days. The most recent releases landed on September 18, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | SweatClock | 75 Day Challenge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (52 ratings)](https://appshunter.io/ios/app/75-day-challenge-soft-tracker/id6744525032/reviews)** |
| Number of ratings | — | **52** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 4 days** |
| Monetization | **Free** | Freemium |
| Size | 71 MB | 32 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Anglian Software Ltd](https://appshunter.io/developer/1802007553) | [John Kevin Basco](https://appshunter.io/developer/1803746571) |

## What reviewers say

### SweatClock

[App page](https://appshunter.io/ios/app/sweatclock/id6743237060)

This interval timer app helps you maximize workouts with customizable timing for various exercises like HIIT, strength training, and yoga. Its minimalist design ensures a distraction-free experience with clear displays and audio cues.

**Highlights:** Fully customizable intervals, Clear & large timer display, Round counter, Audio & vibration alerts, Persistent timer, Minimalist design

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

**In-app purchases:** none


### 75 Day Challenge

[App page](https://appshunter.io/ios/app/75-day-challenge-soft-tracker/id6744525032)

This app helps you build healthier habits over 75 days with a flexible approach to fitness and well-being. It tracks daily progress on workouts, diet, water intake, and reading, offering a kinder alternative to stricter challenges.

**Highlights:** Daily task tracking, Progress calendar view, Customizable reminders, Offline functionality, Privacy-focused data storage, Gentle habit building

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $1.99 | per 7 days |
| Weekly with trial | $1.99 | per 7 days |
| Monthly | $2.99 | per month |
| Monthly | $2.99 | per month |
| Yearly - Bonus | $4.49 | per year |
| Weekly Pro with trial | $4.99 | per 7 days |
| Weekly Pro | $4.99 | per 7 days |
| Monthly Pro | $5.99 | per month |
| Weekly Plus | $9.99 | per 7 days |
| Yearly | $14.99 | per year |
| Yearly | $14.99 | per year |
| Yearly Pro | $24.99 | per year |
| Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is SweatClock free?

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

### Is 75 Day Challenge free?

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

### Do SweatClock or 75 Day Challenge have ads?

Neither SweatClock nor 75 Day Challenge shows ads.

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

SweatClock ships an update every 16 months, and 75 Day Challenge every 4 days. Most recently, SweatClock was updated on September 18, 2026 and 75 Day Challenge 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.*