コラッツ計算機|数列シミュレーター vs TimerTiles
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
コラッツ計算機|数列シミュレーター
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コラッツ予想をシンプルに体験できる計算アプリです。 任意の自然数を入力するだけで、数列の変化を自動で計算し、わかりやすく表示します。 ■ 主な機能 ・コラッツ予想の自動計算 ・計算過程の一覧表示 ・ステップ数・最大値の表示 ・履歴保存機能(過去の計算をすぐ確認) ・計算負荷が高い場合の自動停止機能 ■ プレミアム機能 ・広告の非表示 ・計算結果のグラフ表示 ■ こんな方におすすめ ・数学や数列が好きな方 ・コラッツ予想に興味がある方 ・シンプルな計算ツールを探している方 直感的な操作で、誰でも簡単にコラッツ予想の世界を体験できます。
TimerTiles
Start timers instantly from your Home or Lock Screen widgets with a single tap. Ideal for cooking, studying, or workouts, this app offers customizable colored presets and live activity updates. It ensures timers ring even in Silent mode, prioritizing user privacy with no data collection or ads.
- One-tap widget timer start
- Customizable colored presets
- Live Activity and Dynamic Island support
- Rings in Silent/Focus modes
- Privacy-focused, no data collection
- Multiple timer use cases
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Start a timer with one tap—from a Home or Lock Screen widget. No opening the app, no typing in the time. Just tap and go. ■ One tap from your widget Put your go-to durations on a Home or Lock Screen widget. No opening the app, no typing—just one tap and the timer starts. ■ Made for - Cooking & kitchen (multiple dishes at once) - Study & work (Pomodoro 25 + 5) - Power naps - Workouts & intervals - Chores & boiling water ■ Tell them apart by color Presets use a clean white icon in 13 colors, so cooking, study, and naps are easy to spot at a glance. ■ Live Activity & Dynamic Island See the time remaining at a glance on your Lock Screen and in the Dynamic Island. ■ Rings even in Silent or Focus Built on iOS 26's new alarm framework, so your timer still sounds in Silent mode or a Focus—you won't miss it. ■ Privacy first All data stays on your device. No tracking, no data collection, no ads. Requires iOS 26 or later · iPhone only
Screenshots
Verdict
The clearest difference is price: コラッツ計算機|数列シミュレーター at Free against TimerTiles's $1.99. TimerTiles's advantage is ads (none vs shown). On update cadence, in-app purchases, device support and iOS requirement 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
コラッツ計算機|数列シミュレーター is free to download; TimerTiles costs $1.99 up front. コラッツ計算機|数列シミュレーター sells 1 one-off in-app purchase and TimerTiles sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
コラッツ計算機|数列シミュレーター ships an update weekly, TimerTiles every 6 days. The most recent releases landed on September 22, 2026 and September 14, 2026 respectively.
| Parameter | コラッツ計算機|数列シミュレーター | TimerTiles |
|---|---|---|
| Price | Free — better | $1.99 |
| Positive reviews | — | 100.0% of reviews |
| Update frequency | Weekly | Every 6 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | — | Paid |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 26.2 | 26.0 — better |
| Further details — not scored | ||
| Size | 5 MB | 41 MB |
| Age rating | 4+ | 4+ |
| Developer | Kenji Yanase | souma kaneko |
In-app purchases
コラッツ計算機|数列シミュレーター
- プレミアム$0.49
TimerTiles
- Pro (Unlimited widgets)$1.99
- Pro + Support$14.99
Questions
Is コラッツ計算機|数列シミュレーター free?
Is TimerTiles free?
Do コラッツ計算機|数列シミュレーター or TimerTiles have ads?
Which is updated more often, コラッツ計算機|数列シミュレーター or TimerTiles?
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