# Timeline Pro (タイムラインプロ) vs エアミル2B

The clearest difference is iOS requirement: Timeline Pro (タイムラインプロ) at 12.0 against エアミル2B's 15.0. On price, update cadence, 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.

Timeline Pro (タイムラインプロ) ships an update every 9 months, エアミル2B every 6 months. The most recent releases landed on September 5, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Timeline Pro (タイムラインプロ) | エアミル2B |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 6 months** |
| Size | 16 MB | 22 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Weave Corporation](https://appshunter.io/developer/1221208467) | [RATOC Systems, Inc.](https://appshunter.io/developer/568725272) |

## What reviewers say

### Timeline Pro (タイムラインプロ)

[App page](https://appshunter.io/ios/app/timeline-pro/id1221208468)

**Features:** macOS Compatibility

**In-app purchases:** none


### エアミル2B

[App page](https://appshunter.io/ios/app/2b/id1584092359)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Timeline Pro (タイムラインプロ) free?

Timeline Pro (タイムラインプロ) is free to download, with no in-app purchases.

### Is エアミル2B free?

エアミル2B is free to download, with no in-app purchases.

### Do Timeline Pro (タイムラインプロ) or エアミル2B have ads?

Neither Timeline Pro (タイムラインプロ) nor エアミル2B shows ads.

### Which is updated more often, Timeline Pro (タイムラインプロ) or エアミル2B?

Timeline Pro (タイムラインプロ) ships an update every 9 months, and エアミル2B every 6 months. Most recently, Timeline Pro (タイムラインプロ) was updated on September 5, 2026 and エアミル2B on September 18, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*