# Thai Synonyms vs My Lung PLUS

The clearest difference is in-app purchases: Thai Synonyms at none against My Lung PLUS's 4. My Lung PLUS's advantage is ads (none vs shown) and iOS requirement (13.0 vs 15.0). On price, update cadence and device support there is nothing between them.

Both are free to download. My Lung PLUS sells 4 in-app purchases, starting at $2.99 per month. Thai Synonyms asks for nothing beyond the download.

Thai Synonyms ships an update every 11 months, My Lung PLUS every 14 months. The most recent releases landed on October 29, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Thai Synonyms | My Lung PLUS |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 11 months** | Every 14 months |
| Monetization | — | Subscription |
| Size | 33 MB | 1.1 GB |
| 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) | [Kanogwun Thongchote](https://appshunter.io/developer/1753240401) |

## What reviewers say

### Thai Synonyms

[App page](https://appshunter.io/ios/app/thai-synonyms/id978927670)

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

**In-app purchases:** none


### My Lung PLUS

[App page](https://appshunter.io/ios/app/my-lung-plus/id6504674616)

Explore 3D lung and respiratory anatomy with augmented reality. Visualize surface, segmented, and sound-related lung structures. Ideal for health science students to enhance understanding and application in patient care.

**Highlights:** 3D lung anatomy models, Augmented Reality (AR) mode, Surface and segmented views, Lung sound visualization, Normal and abnormal breath sounds, Respiratory system structures

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 เดือน | $2.99 | per month |
| 6 เดือน | $3.99 | per 6 months |
| 1 ปี | $6.99 | per year |
| แอปตัวเต็ม | $7.99 | one-time |


## Frequently asked questions

### Is Thai Synonyms free?

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

### Is My Lung PLUS free?

My Lung PLUS is free to download, with in-app purchases available.

### Do Thai Synonyms or My Lung PLUS have ads?

Thai Synonyms shows ads; My Lung PLUS does not.

### Which is updated more often, Thai Synonyms or My Lung PLUS?

Thai Synonyms ships an update every 11 months, and My Lung PLUS every 14 months. Most recently, Thai Synonyms was updated on October 29, 2026 and My Lung PLUS on October 9, 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.*