# TPLN vs 蕭博士SoR美語

The clearest difference is iOS requirement: TPLN at 12.0 against 蕭博士SoR美語's 16.0. 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.

TPLN ships an update every 2 weeks, 蕭博士SoR美語 every 9 days. The most recent releases landed on August 24, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | TPLN | 蕭博士SoR美語 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 9 days** |
| Size | 69 MB | 72 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [托普朗宁(北京)教育科技有限公司](https://appshunter.io/developer/1536358520) | [臺灣雙母語學殿股份有限公司](https://appshunter.io/developer/1877821943) |

## What reviewers say

### TPLN

[App page](https://appshunter.io/ios/app/tpln/id6504551415)

**In-app purchases:** none


### 蕭博士SoR美語

[App page](https://appshunter.io/ios/app/sor/id6759275270)

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

**In-app purchases:** none


## Frequently asked questions

### Is TPLN free?

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

### Is 蕭博士SoR美語 free?

蕭博士SoR美語 is free to download, with no in-app purchases.

### Do TPLN or 蕭博士SoR美語 have ads?

Neither TPLN nor 蕭博士SoR美語 shows ads.

### Which is updated more often, TPLN or 蕭博士SoR美語?

TPLN ships an update every 2 weeks, and 蕭博士SoR美語 every 9 days. Most recently, TPLN was updated on August 24, 2026 and 蕭博士SoR美語 on September 19, 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.*