# TED to English vs 暗算Blitz

The clearest difference is in-app purchases: TED to English at none against 暗算Blitz's 1. 暗算Blitz's advantage is update cadence (daily vs every 4 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 暗算Blitz sells 1 one-off in-app purchase. TED to English asks for nothing beyond the download.

TED to English ships an update every 4 days, 暗算Blitz daily. The most recent releases landed on October 27, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | TED to English | 暗算Blitz |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 4 days | **Daily** |
| Size | 15 MB | 54 MB |
| Requires iOS | **16.4** | 17.6 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [TAKAYUKI HASHIMOTO](https://appshunter.io/developer/1689527181) | [Toshihide KAWAI](https://appshunter.io/developer/1598098272) |

## What reviewers say

### TED to English

[App page](https://appshunter.io/ios/app/ted-to-english/id6468010178)

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

**In-app purchases:** none


### 暗算Blitz

[App page](https://appshunter.io/ios/app/blitz/id6741730652)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム・ユーザー | $14.99 | one-time |


## Frequently asked questions

### Is TED to English free?

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

### Is 暗算Blitz free?

暗算Blitz is free to download, with in-app purchases available.

### Do TED to English or 暗算Blitz have ads?

Both TED to English and 暗算Blitz show ads.

### Which is updated more often, TED to English or 暗算Blitz?

TED to English ships an update every 4 days, and 暗算Blitz daily. Most recently, TED to English was updated on October 27, 2026 and 暗算Blitz on October 20, 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.*