# 100 Sit vs endurancr

The clearest difference is in-app purchases: endurancr at none against 100 Sit's 3. endurancr also leads on ads (none vs shown) and update cadence (every 2 days vs every 2 weeks). 100 Sit's advantage is iOS requirement (16.0 vs 26.0). On price and device support there is nothing between them.

Both are free to download. 100 Sit sells 2 in-app purchases, starting at $3.99 per month. endurancr asks for nothing beyond the download.

100 Sit ships an update every 2 weeks, endurancr every 2 days. The most recent releases landed on November 7, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | 100 Sit | endurancr |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (141 ratings)](https://appshunter.io/ios/app/100-sit-ups-six-pack-trainer/id6466443313/reviews)** | — |
| Number of ratings | **141** | — |
| Positive reviews | 87.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 370 MB | 7 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 12+ | 4+ |
| Developer | [Foxyfitness GmbH](https://appshunter.io/developer/1658515547) | [Sebastian Kaessinger](https://appshunter.io/developer/6815730655) |

## What reviewers say

### 100 Sit

[App page](https://appshunter.io/ios/app/100-sit-ups-six-pack-trainer/id6466443313)

This app acts as a personal fitness coach, automatically counting your sit-ups using device sensors. It provides voice coaching, tracks progress, and offers a structured training plan to help you achieve your core strength and six-pack goals. Compete with friends or globally on leaderboards and set personal fitness objectives.

**Highlights:** Automatic sit-up counting via motion sensor, Dynamic voice coaching, Personalized training plans (3 intensity levels), Global and friend leaderboards, Goal setting with reminders, Streak tracking for consistent workouts, Integration with Apple Health

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sit-Ups PRO | $3.99 | per month |
| Sit-Ups PRO | $19.99 | per year |

**What reviewers like**

- 👍 Motivates users to continue
- 👍 Reliable and trustworthy
- 👍 Fun and encouraging
- 👍 Good for home workouts
- 👍 Good motivation

**What reviewers complain about**

- 👎 Inaccurate counting
- 👎 Settings not intuitive
- 👎 Frequent premium upsells
- 👎 Usability issues on smartphones
- 👎 App becomes faulty after in-app purchase

**Reported bugs**

- Counts sit-ups inaccurately
- App freezes after in-app purchase
- Accidentally pay for premium due to screen sensitivity
- Pause ends too soon due to screen sensitivity

**Requested features**

- Allow filters to be set permanently
- Wish for a way to go back
- Language option for Russian
- Option to go back


### endurancr

[App page](https://appshunter.io/ios/app/endurancr/id6815730653)

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 100 Sit free?

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

### Is endurancr free?

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

### Do 100 Sit or endurancr have ads?

100 Sit shows ads; endurancr does not.

### Which is updated more often, 100 Sit or endurancr?

100 Sit ships an update every 2 weeks, and endurancr every 2 days. Most recently, 100 Sit was updated on November 7, 2026 and endurancr on November 10, 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.*