Comparison

Video Speed vs 動画倍速再生・ムースピ（再生スピード調整）

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

Video Speed

Fast & Slow Play, Speed Editor

Free

📷 Photo & Video

★ 4.391 ratingsView app →

動画倍速再生・ムースピ（再生スピード調整）

Free

📷 Photo & Video

No ratingsView app →

About

Video Speed

Adjust the playback speed of your videos with a simple slider, from half speed up to five times faster. You can also synchronize video speed with an audio file for automatic adjustments. Preview your changes before saving.

Highlights

Adjust video playback speed
Manual speed control with slider
Synchronize video speed with audio
Up to 5x speed increase
Preview playback changes
Supports iPhone, iPad, iPod

Features

Read full description

It is an application to change the playback speed of the video You can change the playback speed of the video to any speed 1. Change the playback speed of the video Select a video to change the playback speed Change to any speed with the slider Set to 200% to double the playback speed Maximum is 500%, maximum is 5 times Please check the preview screen to check the actual playback speed. 2. Change the video playback speed according to the audio file Select the video and audio for which you want to change the playback speed * Please select the audio file from the files in your device. Since the video playback speed is adjusted according to the length of the audio file, the video playback speed is automatically determined.

About

動画倍速再生・ムースピ（再生スピード調整）

Features

Read full description

動画の再生速度を手軽に変更できるアプリです。左右反転（ミラー表示）などもできます。 ◆活用例・ダンス振り付け練習・スポーツのフォーム確認・楽器練習・部品解体、復元手順の確認・決定的瞬間のスローモーション確認・動画視聴の時短 ◆できること・スピード調整（0.1〜10倍）・音量調整（0〜3.0倍）・音程維持のON/OFF ・左右反転・フレームレート(fps)変更ご意見・ご感想などあればご連絡ください。機能追加のご提案なども気軽にして頂ければ幸いです。

Screenshots

Video Speed2 screens

動画倍速再生・ムースピ（再生スピード調整）3 screens

Verdict

The call

The clearest difference is in-app purchases: Video Speed at none against 動画倍速再生・ムースピ（再生スピード調整）'s 4. On price, update cadence, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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. Video Speed asks for nothing beyond the download.

UpkeepUpdate frequency

Video Speed ships an update every 5 weeks, 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 November 3, 2026 and October 30, 2026 respectively.

Scorecard1 real difference · 9 level

Video Speed versus 動画倍速再生・ムースピ（再生スピード調整）: the parameters behind the verdict, then further details
Parameter	Video Speed	動画倍速再生・ムースピ（再生スピード調整）
Price	Free	Free
Rating	4.3 (91 ratings) — better	—
Positive reviews	23.8% of reviews	—
Number of ratings	91 — better	—
Update frequency	Every 5 weeks — better	Every 2 months
Ads	Yes	Yes
In-app purchases	No — better	Yes
Monetization	Ad-supported	—
Devices	iPhone, iPad, iPod — better	iPhone, iPad
Requires iOS	15.0 — better	16.0
Further details — not scored
Size	30 MB	5 MB
Age rating	4+	4+
Developer	WEBDIA INC.	Tomohiro Ohwada

In-app purchases

None

Video Speed

No in-app purchases

4 purchases

動画倍速再生・ムースピ（再生スピード調整）

One-time4

開発応援$0.99
バナー広告除去$1.99
フルスクリーン広告除去$1.99

Show 1 more

全広告除去＋開発応援$3.99

Questions

Is Video Speed free?

Video Speed 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 Video Speed or 動画倍速再生・ムースピ（再生スピード調整） have ads?

Both Video Speed 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, Video Speed or 動画倍速再生・ムースピ（再生スピード調整）?

Video Speed ships an update every 5 weeks, and 動画倍速再生・ムースピ（再生スピード調整） every 2 months. Most recently, Video Speed was updated on November 3, 2026 and 動画倍速再生・ムースピ（再生スピード調整） on October 30, 2026.