# ZeroPutt vs SleepisolC

The clearest difference is review sentiment: SleepisolC at 100% against ZeroPutt's 83%. ZeroPutt's advantage is iOS requirement (12.0 vs 15.6). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 5 weeks. The most recent releases landed on October 15, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | ZeroPutt | SleepisolC |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 83.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | Every 5 weeks |
| Monetization | Free | Free |
| Size | 148 MB | 210 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Zerom Tec Co.,Ltd.](https://appshunter.io/developer/1571431466) | [leesol](https://appshunter.io/developer/1584929445) |

## What reviewers say

### ZeroPutt

[App page](https://appshunter.io/ios/app/zeroputt/id1571431464)

Experience a realistic putting simulation with customizable speed settings and intuitive controls. Practice on various courses, including sloped greens, and receive precise analysis of your play to improve your game beyond the practice range.

**Highlights:** Customizable putting speed, Realistic putting simulation, Easy controls, Flat and sloped practice greens, User tendency analysis, Practice direction guidance

**Features:** macOS Compatibility

**In-app purchases:** none


### SleepisolC

[App page](https://appshunter.io/ios/app/sleepisolc/id6738976438)

This app offers customized sound therapy and versatile modes like sleep, stress relief, and focus. It connects seamlessly with a dedicated device to help users achieve a healthier lifestyle through improved sleep and mental well-being.

**Highlights:** Customizable intensity and time settings, Multiple modes: sleep, stress, healing, focus, Binaural beats sound therapy, Automatic device connection, User-friendly interface

**In-app purchases:** none


## Frequently asked questions

### Is ZeroPutt free?

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

### Is SleepisolC free?

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

### Do ZeroPutt or SleepisolC have ads?

Neither ZeroPutt nor SleepisolC shows ads.

### Which is updated more often, ZeroPutt or SleepisolC?

ZeroPutt ships an update every 5 weeks, and SleepisolC every 5 weeks. Most recently, ZeroPutt was updated on October 15, 2026 and SleepisolC 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.*