# T Viewer vs 動画倍速再生・ムースピ（再生スピード調整）

The clearest difference is in-app purchases: T Viewer at none against 動画倍速再生・ムースピ（再生スピード調整）'s 4. T Viewer also leads on update cadence (every 11 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 動画倍速再生・ムースピ（再生スピード調整） sells 4 one-off in-app purchases. T Viewer asks for nothing beyond the download.

T Viewer ships an update every 11 days, 動画倍速再生・ムースピ（再生スピード調整） every 2 months. The most recent releases landed on October 10, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | T Viewer | 動画倍速再生・ムースピ（再生スピード調整） |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/t-viewer/id1598767212/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 70.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 11 days** | Every 2 months |
| Monetization | Ad-supported | — |
| Size | 79 MB | 5 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rikuto Komatsu](https://appshunter.io/developer/1533655565) | [Tomohiro Ohwada](https://appshunter.io/developer/991660409) |

## What reviewers say

### T Viewer

[App page](https://appshunter.io/ios/app/t-viewer/id1598767212)

Watch videos with a custom player and save them with modified playback speeds. This completely free application requires no login to use.

**Highlights:** Watch videos in a custom player, Save videos with modified playback speed, Adjustable playback speed, No login required, Completely free

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

**In-app purchases:** none


### 動画倍速再生・ムースピ（再生スピード調整）

[App page](https://appshunter.io/ios/app/id6448688560)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 開発応援 | $0.99 | one-time |
| バナー広告除去 | $1.99 | one-time |
| フルスクリーン広告除去 | $1.99 | one-time |
| 全広告除去＋開発応援 | $3.99 | one-time |


## Frequently asked questions

### Is T Viewer free?

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

### Is 動画倍速再生・ムースピ（再生スピード調整） free?

動画倍速再生・ムースピ（再生スピード調整） is free to download, with in-app purchases available.

### Do T Viewer or 動画倍速再生・ムースピ（再生スピード調整） have ads?

Both T Viewer and 動画倍速再生・ムースピ（再生スピード調整） show ads.

### Which is updated more often, T Viewer or 動画倍速再生・ムースピ（再生スピード調整）?

T Viewer ships an update every 11 days, and 動画倍速再生・ムースピ（再生スピード調整） every 2 months. Most recently, T Viewer was updated on October 10, 2026 and 動画倍速再生・ムースピ（再生スピード調整） on October 4, 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.*