# instingo vs Zystem.One

The clearest difference is review sentiment: Zystem.One at 100% against instingo's 35%. Zystem.One also leads on rating (5.0 vs 4.5). instingo's advantage is update cadence (every 3 days vs monthly) and ratings volume (8 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Zystem.One holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 8 and 2 respectively. Written reviews point the same way: 35% of instingo's written reviews are positive against 100% of Zystem.One's.

instingo ships an update every 3 days, Zystem.One monthly. The most recent releases landed on September 23, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | instingo | Zystem.One |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (8 ratings)](https://appshunter.io/ios/app/instingo-step-challenge/id1553936992/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/zystemone/id6768262331/reviews)** |
| Number of ratings | **8** | 2 |
| Positive reviews | 35.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Monthly |
| Monetization | Free | Free |
| Size | 48 MB | 109 MB |
| Requires iOS | **15.0** | 15.5 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [instingo UG (haftungsbeschrankt)](https://appshunter.io/developer/1783366611) | [nutrilize GmbH](https://appshunter.io/developer/1521442832) |

## What reviewers say

### instingo

[App page](https://appshunter.io/ios/app/instingo-step-challenge/id1553936992)

This app allows employees to participate in company-wide step challenges. It syncs activity data from Apple Health and Apple Watch directly to the challenge platform, enabling users to see their progress and compete with colleagues on leaderboards.

**Highlights:** Company step challenges, Syncs with Apple Health, Tracks steps and calories, Team leaderboards, Automatic activity tracking

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases:** none


### Zystem.One

[App page](https://appshunter.io/ios/app/zystemone/id6768262331)

This app provides personalized online coaching for a healthier lifestyle. It includes features for food tracking, custom meal plans, workout routines, progress monitoring, and direct chat with your coach. It also syncs with Apple Health to help you achieve your wellness goals.

**Highlights:** Food tracking and recipes, Individual nutrition plans, Workout plans and tracking, Progress monitoring, Apple Health synchronization, Direct coach chat

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

**In-app purchases:** none


## Frequently asked questions

### Is instingo free?

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

### Is Zystem.One free?

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

### Which has better reviews, instingo or Zystem.One?

Zystem.One is rated higher. instingo averages 4.5 out of 5 from 8 ratings, while Zystem.One averages 5.0 from 2 ratings.

### Do instingo or Zystem.One have ads?

Neither instingo nor Zystem.One shows ads.

### Which is updated more often, instingo or Zystem.One?

instingo ships an update every 3 days, and Zystem.One monthly. Most recently, instingo was updated on September 23, 2026 and Zystem.One 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.*