# Thai Irregular Verbs V1 V2 V3 vs Double Trees

The clearest difference is update cadence: Double Trees at every 10 days against Thai Irregular Verbs V1 V2 V3's every 14 months. Double Trees also leads on iOS requirement (13.0 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.

Thai Irregular Verbs V1 V2 V3 ships an update every 14 months, Double Trees every 10 days. The most recent releases landed on November 3, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Thai Irregular Verbs V1 V2 V3 | Double Trees |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 14 months | **Every 10 days** |
| Size | 34 MB | 44 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kittipong Intaboot](https://appshunter.io/developer/972195994) | [KinderBell](https://appshunter.io/developer/1653659681) |

## What reviewers say

### Thai Irregular Verbs V1 V2 V3

[App page](https://appshunter.io/ios/app/thai-irregular-verbs-v1-v2-v3/id1464302490)

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

**In-app purchases:** none


### Double Trees

[App page](https://appshunter.io/ios/app/double-trees/id6761712880)

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

**In-app purchases:** none


## Frequently asked questions

### Is Thai Irregular Verbs V1 V2 V3 free?

Thai Irregular Verbs V1 V2 V3 is free to download, with no in-app purchases.

### Is Double Trees free?

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

### Do Thai Irregular Verbs V1 V2 V3 or Double Trees have ads?

Both Thai Irregular Verbs V1 V2 V3 and Double Trees show ads.

### Which is updated more often, Thai Irregular Verbs V1 V2 V3 or Double Trees?

Thai Irregular Verbs V1 V2 V3 ships an update every 14 months, and Double Trees every 10 days. Most recently, Thai Irregular Verbs V1 V2 V3 was updated on November 3, 2026 and Double Trees on October 18, 2026.

---

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