# Carlectra vs Synctrain

The clearest difference is update cadence: Synctrain at every 6 weeks against Carlectra's every 24 months. Carlectra's advantage is iOS requirement (12.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Carlectra ships an update every 24 months, Synctrain every 6 weeks. The most recent releases landed on September 18, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Carlectra | Synctrain |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (123 ratings)](https://appshunter.io/ios/app/synctrain/id6553985316/reviews)** |
| Number of ratings | — | **123** |
| Positive reviews | — | 89.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 24 months | **Every 6 weeks** |
| Monetization | — | Free |
| Size | 46 MB | 33 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Carflits B.V.](https://appshunter.io/developer/1622059445) | [T-Shaped](https://appshunter.io/developer/1758051723) |

## What reviewers say

### Carlectra

[App page](https://appshunter.io/ios/app/carlectra/id1623154040)

**Features:** macOS Compatibility

**In-app purchases:** none


### Synctrain

[App page](https://appshunter.io/ios/app/synctrain/id6553985316)

Securely synchronize files and folders between your devices. Stream audio and video directly from other devices.  Manage file sharing permissions to control access to your data.

**Highlights:** Secure file synchronization, Full folder synchronization, Specific file selection, Audio and video streaming, Cross-device file mirroring, Customizable sharing permissions

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Intuitive interface
- 🚀 Seamless sync between devices
- 🔓 Open-source and free
- 💡 Integrates with iOS Files app

**What reviewers complain about**

- 🐛 Occasional connection issues
- 🔍 Could use more Apple-like design

**Reported bugs**

- Occasional app crashes
- Sync delays on some devices

**Requested features**

- Direct photo/video sync to remote devices
- Faster initial connection to server


## Frequently asked questions

### Is Carlectra free?

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

### Is Synctrain free?

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

### Do Carlectra or Synctrain have ads?

Neither Carlectra nor Synctrain shows ads.

### Which is updated more often, Carlectra or Synctrain?

Carlectra ships an update every 24 months, and Synctrain every 6 weeks. Most recently, Carlectra was updated on September 18, 2026 and Synctrain on October 15, 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.*