# Möbius Sync vs Mindful Tennis

The clearest difference is rating: Mindful Tennis at 5.0 against Möbius Sync's 3.8. Mindful Tennis also leads on update cadence (every 3 weeks vs every 3 months). Möbius Sync's advantage is ratings volume (141 vs 1) and device support (3 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Möbius Sync sells 1 one-off in-app purchase and Mindful Tennis sells 5 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Mindful Tennis holds the better App Store score, 5.0 against 3.8. That said, the two scores are not equally well evidenced: Möbius Sync has 141 ratings behind it against 1, so its average is the more settled of the two.

Möbius Sync ships an update every 3 months, Mindful Tennis every 3 weeks. The most recent releases landed on October 30, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Möbius Sync | Mindful Tennis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (141 ratings)](https://appshunter.io/ios/app/mobius-sync/id1539203216/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mindful-tennis/id6760928210/reviews)** |
| Number of ratings | **141** | 1 |
| Positive reviews | 54.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 28 MB | 96 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Pickup Infinity Limited](https://appshunter.io/developer/1118833408) | [Arunabh Priyadarshi](https://appshunter.io/developer/1880559565) |

## What reviewers say

### Möbius Sync

[App page](https://appshunter.io/ios/app/mobius-sync/id1539203216)

Sync files between your iOS devices and other Syncthing-compatible platforms without relying on cloud services. Access files within the app's sandbox or, with a paid upgrade, integrate with other apps' sandboxes and export photos.

**Highlights:** Peer-to-peer file synchronization, Syncthing engine integration, Sync with other Syncthing devices, Access files via iOS Files app, Paid access to other app sandboxes, Paid export of iOS Photo Library

**Features:** Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited file sync | $4.99 | one-time |

**What reviewers like**

- ✅ Effective Syncthing implementation for iOS
- 💰 Fair one-time purchase model (no subscription)
- 🔒 Privacy-focused peer-to-peer syncing
- 📱 Good Files app integration
- ⚡ Fast file synchronization when working

**What reviewers complain about**

- 🐛 Outdated internal Syncthing version (1.28 vs 2.x)
- 💸 Aggressive paywall at 20MB free limit
- 🔌 No true background sync (iOS limitation)
- 🚫 Cannot sync iOS Photos app natively
- ⚠️ Inconsistent purchase restoration across devices

**Reported bugs**

- Syncthing version incompatibility with v2.x devices
- Device discovery limited to 1 of 5 paired devices
- Insufficient space errors despite available storage
- Purchase dialog rendering issues on older devices
- Purchase not persisting after app reinstall

**Requested features**

- Update internal Syncthing to version 2.x or higher
- iOS Photos app sync capability (at least one-way upload)
- True background synchronization
- Selective folder sync to save storage space
- File Provider extension for deeper iOS integration


### Mindful Tennis

[App page](https://appshunter.io/ios/app/mindful-tennis/id6760928210)

Log tennis sessions, rate key aspects of your game, and track performance trends. Get insights into your strengths and weaknesses to improve your play with intention. Syncs data across devices and works offline.

**Highlights:** Session tracking with background timer, Rate 8 key aspects of your game, Optional partner ratings, Notes and focus points for sessions, Performance trend visualization, Win/loss record tracking, Cloud sync and offline support

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $0.99 | per month |
| Weekly Premium | $0.99 | per 7 days |
| Quarterly Premium | $2.99 | per 3 months |
| Annual Premium | $9.99 | per year |
| Lifetime premium | $29.99 | one-time |


## Frequently asked questions

### Is Möbius Sync free?

Möbius Sync is free to download, with in-app purchases available.

### Is Mindful Tennis free?

Mindful Tennis is free to download, with in-app purchases available.

### Which has better reviews, Möbius Sync or Mindful Tennis?

Mindful Tennis is rated higher. Möbius Sync averages 3.8 out of 5 from 141 ratings, while Mindful Tennis averages 5.0 from 1 ratings.

### Do Möbius Sync or Mindful Tennis have ads?

Neither Möbius Sync nor Mindful Tennis shows ads.

### Which is updated more often, Möbius Sync or Mindful Tennis?

Möbius Sync ships an update every 3 months, and Mindful Tennis every 3 weeks. Most recently, Möbius Sync was updated on October 30, 2026 and Mindful Tennis on October 9, 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.*