Comparison

40SEC vs NowTodo

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

Head to head
About

40SEC

Features
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40秒GTD。考えすぎない、シンプルTODO。 【特徴】 ・40秒タイマーで素早くメモ ・写真をメモに添付 ・モノクロのミニマルデザイン ・データはすべて端末内に保存(プライバシー重視) 【Premium】 ・TODO登録 無制限 ・共有・エクスポート機能

About

NowTodo

Features
Read full description

The to-do app that gets things done without opening the app. NowTodo lives on your Lock Screen. Wake your phone and your current task is right there with a progress ring — one tap to complete, and the next task slides in. ◆ Your Lock Screen is the app • Live Activity: current task + progress ring, complete or defer without unlocking • At a glance in the Dynamic Island • Home & Lock Screen widgets, Control Center buttons ◆ 1-second capture • Add via Action Button, Back Tap, Control Center, or Siri — no app launch • Natural-language dates: type "report by Friday" and the date is set ◆ Focused on today • A "right now" engine that surfaces the one task to do — not a wall of lists • Complete or defer (in 1 hour · this evening · tomorrow · next week) • Repeating tasks, reminders, weekly & monthly calendar • Search across all time — even completed tasks • Public holidays shown, even offline ◆ Together (Beta) • Share to-dos with your partner, roommates, or family — a separate space for each group • Join by simply opening an invite link, no sign-up (works with iCloud) • See who completed what in real time, and pin shared spaces to the Lock Screen • Use it during the beta and it stays free forever, even after Pro launches ◆ Progress you can feel • Streaks, weekly chart, 30-day and priority stats ◆ Make it yours • 5 theme colors — they restyle the app, widgets, and the Lock Screen ring together ◆ Your data stays yours • All features free, no account needed • Your personal tasks are stored on your iPhone • Shared spaces sync securely through your own iCloud • Included in iCloud device backup & transfers, plus JSON export/import Finish today, right from your Lock Screen.

Screenshots

40SEC4 screens
NowTodo4 screens

Verdict

The call

The clearest difference is in-app purchases: NowTodo at none against 40SEC's 4. NowTodo also leads on update cadence (every 2 days vs weekly). 40SEC's advantage is ads (none vs shown) and device support (3 vs 1). On price 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. 40SEC sells 4 one-off in-app purchases. NowTodo asks for nothing beyond the download.

UpkeepUpdate frequency

40SEC ships an update weekly, NowTodo every 2 days. Both last shipped on October 31, 2026.

Scorecard5 real differences · 1 level
40SEC versus NowTodo: the parameters behind the verdict, then further details
Parameter40SECNowTodo
PriceFreeFree
Update frequencyWeeklyEvery 2 days — better
AdsNo — betterYes
In-app purchasesYesNo — better
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS13.0 — better26.0
Further details — not scored
Size23 MB7 MB
Age rating4+4+
DeveloperDaisaku HarasakiSeungwoo Kim

In-app purchases

4 purchases

40SEC

One-time4
  • Small Tip$0.99
  • Premium$2.99
  • Support Tip (Medium)$2.99
Show 1 more
  • Support Tip (Large)$5.99
None

NowTodo

No in-app purchases

Questions

Is 40SEC free?
40SEC is free to download, with in-app purchases available.
Is NowTodo free?
NowTodo is free to download, with no in-app purchases.
Do 40SEC or NowTodo have ads?
NowTodo shows ads; 40SEC does not.
Which is updated more often, 40SEC or NowTodo?
40SEC ships an update weekly, and NowTodo every 2 days. Most recently, 40SEC was updated on October 31, 2026 and NowTodo on October 31, 2026.

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