# 2 vs Collins Stage Sync

The clearest difference is update cadence: 2 at monthly against Collins Stage Sync's every 12 months. 2 also leads on iOS requirement (8.1 vs 15.0). Collins Stage Sync's advantage is device support (3 vs 1). On price, 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.

2 ships an update monthly, Collins Stage Sync every 12 months. Both last shipped on October 20, 2026.

## The numbers

| Metric | 2 | Collins Stage Sync |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 12 months |
| Size | 3 MB | 7 MB |
| Requires iOS | **8.1** | 15.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Laversab Inc](https://appshunter.io/developer/1081603115) | [Rockwell Collins, Inc.](https://appshunter.io/developer/379086069) |

## What reviewers say

### 2

[App page](https://appshunter.io/ios/app/2-ch-v13/id1074037817)

**Features:** macOS Compatibility

**In-app purchases:** none


### Collins Stage Sync

[App page](https://appshunter.io/ios/app/collins-stage-sync/id1161812020)

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

**In-app purchases:** none


## Frequently asked questions

### Is 2 free?

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

### Is Collins Stage Sync free?

Collins Stage Sync is free to download, with no in-app purchases.

### Do 2 or Collins Stage Sync have ads?

Neither 2 nor Collins Stage Sync shows ads.

### Which is updated more often, 2 or Collins Stage Sync?

2 ships an update monthly, and Collins Stage Sync every 12 months. Most recently, 2 was updated on October 20, 2026 and Collins Stage Sync on October 20, 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.*