Comparison

Data Rhythm vs Taskii

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

Head to head
About

Data Rhythm

Features
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Visualize Your Life Rhythm with Daily Data "DataRhythm" is an app that rhythmically records your daily health and lifestyle data to help you optimize your lifestyle. Do you have these concerns? Despite exercising regularly, your weight keeps going up… You’re training hard, but your performance remains inconsistent during practice or important events… You’re increasing your client visits in sales activities, yet the results are not showing… In such cases, recording your daily data with this app can reveal patterns and pinpoint causes. App Features Record various data points in one place, such as weight, steps, and visit counts Simple, rhythmic input makes daily tracking easy Visualize data trends through graphs Support rhythmical decision-making based on health and performance data By keeping track of "data" aligned with your daily life rhythm, you might uncover unexpected insights for improvement. Start using DataRhythm to bring rhythm to your life and enjoy a fulfilling daily routine! We welcome your feedback and suggestions!

About

Taskii

Features
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進捗が、メーターで溜まっていく。 Taskiiは、タスクの進み具合を直感的に可視化するタスク管理アプリです。サブタスクの完了度がメーターで埋まっていくので、「どれくらい進んだか」が一目で分かります。 【主な特徴】 ■ 進捗メーター サブタスクの完了率に応じて、タスクカードの左端のメーターが%で埋まっていきます。タスク一覧を眺めるだけで全体感が掴めます。 ■ AIサブタスク自動生成 タスクのタイトルだけ書いて「生成」をタップ。AIが内容を分析して、最適なサブタスクに分解します。粒度(細かい/標準/粗い)も指定できます。 ■ プロジェクトAIアシスタント プロジェクト全体を理解したAIが、進捗・関係性・優先度などの質問に答えてくれます。 ■ チーム共有 招待URLでメンバーを追加。コメント、ステータス変更、担当者割り当てをリアルタイムに同期します。 【こんな方におすすめ】 ・タスクの進捗を見える化したい個人 ・プロジェクトをチームでスムーズに進めたい ・AIにタスク分解を手伝ってほしい ・シンプルで気持ちのいいタスク管理アプリを探している 無料でご利用いただけます。 ■ 利用規約・プライバシーポリシー 利用規約 (EULA): https://taskii.quinas.jp/terms-of-service プライバシーポリシー: https://taskii.quinas.jp/privacy-policy Taskii Pro Monthly: 月額 ¥500 (自動更新サブスクリプション)。期間終了の24時間前までに自動更新がオフにされない限り自動更新されます。iPhone/iPad の「設定 > Apple ID > サブスクリプション」からいつでも解約できます。

Screenshots

Data Rhythm4 screens
Taskii4 screens

Verdict

The call

The clearest difference is in-app purchases: Data Rhythm at none against Taskii's 1. Taskii's advantage is update cadence (daily vs every 3 weeks) and device support (3 vs 1). On price, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Taskii sells 1 in-app purchase, starting at $2.99 per month. Data Rhythm asks for nothing beyond the download.

UpkeepUpdate frequency

Data Rhythm ships an update every 3 weeks, Taskii daily. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

Scorecard3 real differences · 3 level
Data Rhythm versus Taskii: the parameters behind the verdict, then further details
ParameterData RhythmTaskii
PriceFreeFree
Update frequencyEvery 3 weeksDaily — better
AdsYesYes
In-app purchasesNo — betterYes
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS16.615.6 — better
Further details — not scored
Size17 MB55 MB
Age rating4+4+
DeveloperMasaki HayashiTsuyoshi Ishitani

In-app purchases

None

Data Rhythm

No in-app purchases

1 purchases

Taskii

Subscriptions1
  • Taskii Pro (Monthly)$2.991 Month

Questions

Is Data Rhythm free?
Data Rhythm is free to download, with no in-app purchases.
Is Taskii free?
Taskii is free to download, with in-app purchases available.
Do Data Rhythm or Taskii have ads?
Both Data Rhythm and Taskii show ads.
Which is updated more often, Data Rhythm or Taskii?
Data Rhythm ships an update every 3 weeks, and Taskii daily. Most recently, Data Rhythm was updated on October 27, 2026 and Taskii on October 28, 2026.

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