Time vs マルチF
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Time
Easily add and subtract hours and minutes without complex conversions. View calculations in real-time and save them for later. Convert time to decimal format and perform advanced operations with the premium version.
- Add and subtract hours and minutes
- Real-time calculation display
- Save calculations
- Convert hours to decimal
- Divide and multiply time (premium)
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Our calculator is designed to help you add and subtract hours and minutes rapidly and without going into complicated conversions. Handy and user friendly, you will be able to see your calculations as you write them down and thus not loosing the thread during long additions. The App keeps all your calculations in memory after closing it. You can calculate up to hundreds of thousands of hours. You can easily convert hours in decimal for instance 2h30 = 2,5 With our Premium version you will also be able to divide and multiply your hours and minutes. The Premium version doesn’t have any adds.
マルチF
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「ツリーアンドリスト」「メモ帳」「電卓」「マインスイーパ」「MH4Gテオタイマー」「センサー」「バイブレーション機能」作ってみました。 作者が作ってみた機能をみんなにも使ってもらおうと公開するものです。 ・ツリーアンドリスト ファイルとフォルダの階層表示、からの動画再生機能。 ・メモ帳 シンプルなテキストエディタ。 ・電卓 入力と同時に計算結果表示する電卓。 ・マインスイーパ 爆弾を避けるゲーム、失敗すると震えますよ。(OFF可能) ・MH4Gテオタイマー 猫の鳴き声でスーパーノヴァが来るのをお知らせ。 ・センサー タッチパネル、GPS、ジャイロ、加速度をリアルタイムに表示。 ・バイブレーション機能 ただ振動するだけですが、震えっぱなしにもできます。
Screenshots
Verdict
The clearest difference is in-app purchases: マルチF at none against Time's 6. マルチF also leads on ads (none vs shown) and iOS requirement (12.0 vs 15.6). Time's advantage is update cadence (every 2 months vs every 6 months). On price 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
Both are free to download. Time sells 6 one-off in-app purchases. マルチF asks for nothing beyond the download.
Time ships an update every 2 months, マルチF every 6 months. Both last shipped on October 29, 2026.
| Parameter | Time | マルチF |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (362 ratings) — better | — |
| Positive reviews | 74.0% of reviews | — |
| Number of ratings | 362 — better | — |
| Update frequency | Every 2 months — better | Every 6 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 12.0 — better |
| Further details — not scored | ||
| Size | 8 MB | 64 MB |
| Age rating | 4+ | 4+ |
| Developer | Adrien Brecheteau | Fumihiko Takaya |
Bugs and requests
Time
Reported bugs
5 issues- App closes after 30 seconds of use
- Background music stops when app is active
- App doesn't rotate with screen orientation
- Inconsistent UI rendering
- Cannot handle subtraction of larger time values
Requested features
7 requests- Hours, minutes, and seconds display format
- Dedicated hours tab for easier input
- Multiply and divide time functions
- Decimal point support for calculations
- Screen rotation support for iPad
Show 2 moreShow fewer
- Switch between hours and minutes output units
- Minutes input above 99
マルチF
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Time
- Delete Ads$1.99
- Tip 1$3.99
- Tip 2$8.99
Show 3 moreShow fewer
- Tip 3$26.99
- Tip 4$45.99
- Tip 5$89.99
マルチF
No in-app purchases









