# iTag Card vs 单词GO

The clearest difference is in-app purchases: iTag Card at none against 单词GO's 3. iTag Card also leads on iOS requirement (8.0 vs 18.0). 单词GO's advantage is update cadence (every 2 weeks vs every 58 months). On price, ads and device support there is nothing between them.

Both are free to download. 单词GO sells 3 in-app purchases, starting at $2.99 per month. iTag Card asks for nothing beyond the download.

iTag Card ships an update every 58 months, 单词GO every 2 weeks. The most recent releases landed on October 7, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | iTag Card | 单词GO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/go/id6449257530/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 58 months | **Every 2 weeks** |
| Monetization | — | Freemium |
| Size | 2 MB | 14 MB |
| Requires iOS | **8.0** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [JAN DIGITAL TECHNOLOGY CO., LTD.](https://appshunter.io/developer/1245110104) | [涛 钱](https://appshunter.io/developer/1688392957) |

## What reviewers say

### iTag Card

[App page](https://appshunter.io/ios/app/itag-card/id1267737137)

**In-app purchases:** none


### 单词GO

[App page](https://appshunter.io/ios/app/go/id6449257530)

This app helps you learn new vocabulary by recording words and their context. It uses spaced repetition to aid memorization and provides definitions based on specific usage scenarios.

**Highlights:** Record new words and context, Context-specific definitions, Spaced repetition learning, Vocabulary memorization aid, Track word learning progress

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.99 | per month |
| Annual | $9.99 | per year |
| Lifetime Plus Member | $19.99 | one-time |


## Frequently asked questions

### Is iTag Card free?

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

### Is 单词GO free?

单词GO is free to download, with in-app purchases available.

### Do iTag Card or 单词GO have ads?

Neither iTag Card nor 单词GO shows ads.

### Which is updated more often, iTag Card or 单词GO?

iTag Card ships an update every 58 months, and 单词GO every 2 weeks. Most recently, iTag Card was updated on October 7, 2026 and 单词GO on October 8, 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.*