# Collins Stage Sync vs To

The clearest difference is update cadence: To at every 4 months against Collins Stage Sync's every 12 months. To also leads on iOS requirement (11.0 vs 15.0). 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.

Collins Stage Sync ships an update every 12 months, To every 4 months. The most recent releases landed on October 20, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Collins Stage Sync | To |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 4 months** |
| Size | 7 MB | 12 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rockwell Collins, Inc.](https://appshunter.io/developer/379086069) | [MIA DIGITAL SOLUTIONS](https://appshunter.io/developer/1537335778) |

## What reviewers say

### Collins Stage Sync

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

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

**In-app purchases:** none


### To

[App page](https://appshunter.io/ios/app/to-do-lists-simplified/id1585558431)

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

**In-app purchases:** none


## Frequently asked questions

### Is Collins Stage Sync free?

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

### Is To free?

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

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

Neither Collins Stage Sync nor To shows ads.

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

Collins Stage Sync ships an update every 12 months, and To every 4 months. Most recently, Collins Stage Sync was updated on October 20, 2026 and To 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.*