Comparison

Sleep Note vs TANREN

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

Head to head
About

Sleep Note

Features
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シンプルな睡眠記録アプリ「Sleep Note」 毎朝の睡眠を簡単に記録するだけ。 睡眠時間や質の傾向がひと目でわかるから、より良い睡眠習慣を目指せます。 【主な機能】 ・夜間睡眠の記録(睡眠時間・質・中途覚醒) ・昼寝の記録 ・週間・月間の睡眠グラフ ・目標睡眠時間の設定 ・リマインダー通知 【こんな方におすすめ】 ・睡眠の記録を習慣化したい方 ・自分の睡眠パターンを把握したい方 ・シンプルに睡眠を管理したい方 余計な機能は一切なし。 シンプルだから続けられる、新しい睡眠記録アプリです。

About

TANREN

Features
Read full description

TANREN is a simple workout log that helps you record your training quickly and stay focused on consistency. Use it for strength training, running, stretching, gym workouts, or your own custom routines. For each exercise, you can customize what you track, such as weight, reps, distance, time, or any other metric that fits your workout. When you finish a set, just check it off. Your daily workout history is organized by date, so you can easily look back and see when you trained, what you did, and how much you completed. What you can do with TANREN: • Log workouts by date • Record weight, reps, and other set details • Customize units for each exercise • Track progress with simple completion checks • View and edit past workouts • Keep training with a clean, easy-to-use interface When logging feels easy, training becomes easier to keep up. Build today’s set with TANREN.

Screenshots

Sleep Note4 screens
TANREN3 screens

Verdict

The call

The clearest difference is in-app purchases: Sleep Note at none against TANREN's 1. Sleep Note also leads on iOS requirement (15.1 vs 17.0). TANREN's advantage is ads (none vs shown) and update cadence (every 2 days vs every 4 days). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. TANREN sells 1 one-off in-app purchase. Sleep Note asks for nothing beyond the download.

UpkeepUpdate frequency

Sleep Note ships an update every 4 days, TANREN every 2 days. The most recent releases landed on September 24, 2026 and September 10, 2026 respectively.

Scorecard4 real differences · 2 level
Sleep Note versus TANREN: the parameters behind the verdict, then further details
ParameterSleep NoteTANREN
PriceFreeFree
Update frequencyEvery 4 daysEvery 2 days — better
AdsYesNo — better
In-app purchasesNo — betterYes
DevicesiPhone, iPod — betteriPhone
Requires iOS15.1 — better17.0
Further details — not scored
Size38 MB1 MB
Age rating4+4+
DeveloperKengo KanehiroRyota Kumagawa

In-app purchases

None

Sleep Note

No in-app purchases

1 purchases

TANREN

One-time1
  • Plusプラン$5.99

Questions

Is Sleep Note free?
Sleep Note is free to download, with no in-app purchases.
Is TANREN free?
TANREN is free to download, with in-app purchases available.
Do Sleep Note or TANREN have ads?
Sleep Note shows ads; TANREN does not.
Which is updated more often, Sleep Note or TANREN?
Sleep Note ships an update every 4 days, and TANREN every 2 days. Most recently, Sleep Note was updated on September 24, 2026 and TANREN on September 10, 2026.

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