# PLANET3 vs Sync

The clearest difference is in-app purchases: PLANET3 at none against Sync's 4. PLANET3 also leads on iOS requirement (12.4 vs 15.6). Sync's advantage is update cadence (every 2 weeks vs every 5 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Sync sells 4 one-off in-app purchases. PLANET3 asks for nothing beyond the download.

PLANET3 ships an update every 5 weeks, Sync every 2 weeks. The most recent releases landed on October 6, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | PLANET3 | Sync |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Size | 47 MB | 4 MB |
| Requires iOS | **12.4** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Planet 3](https://appshunter.io/developer/1569962446) | [Sync-it.co.uk](https://appshunter.io/developer/1878336212) |

## What reviewers say

### PLANET3

[App page](https://appshunter.io/ios/app/planet3-e/id6737837519)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sync

[App page](https://appshunter.io/ios/app/sync-it-plus/id6759370758)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hardware Unlock | Free | one-time |
| Sync-It 14 Day Trial | Free | one-time |
| Sync-it legacy unlock | $44.99 | one-time |
| Sync-It Full Unlock | $89.99 | one-time |


## Frequently asked questions

### Is PLANET3 free?

PLANET3 is free to download, with no in-app purchases.

### Is Sync free?

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

### Do PLANET3 or Sync have ads?

Neither PLANET3 nor Sync shows ads.

### Which is updated more often, PLANET3 or Sync?

PLANET3 ships an update every 5 weeks, and Sync every 2 weeks. Most recently, PLANET3 was updated on October 6, 2026 and Sync on October 24, 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.*