Comparison

人生の午後3時 vs RedoCalc

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

Head to head
About

人生の午後3時

Features
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一生を一日(24時間)にたとえると今が何時にあたるかを時計で表すアプリです。かつてのユングの「無意識の世界」の邦題「人生の午後3時」をヒントにして作りました。時刻と年令の関係が不思議に一致しているように感じられます。  他に、「生まれて何日」「平均寿命まで何日」「厄年まで何年」等自動で計算してくれます。数字を見てしみじみしてください。  おまけとして、3つ自分で決めた日(目標の日)を入力できるようになっています。ご利用ください。  Appストアで機能を追加していただくと、年齢に合わせた平均寿命で計算できるようになります、例えば50歳男子は平均寿命83歳で計算され表示されます。

About

RedoCalc

Features
Read full description

This is a calculator for people who only use it for simple calculations, such as adding up receipts or calculating the cost of a meal split between several people, but who are always worried about whether the input was correct. As it is a simple calculator, the only operations it can perform are - Four arithmetic operations (addition, subtraction, multiplication, division) - Percentage calculations (including calculations such as consumption tax using percentages) . The results are displayed as numbers with a digit symbol. There is no complicated exponential display. The calculation proceeds in the order of the keys you enter. There is no priority for multiplication or division. The formulas you enter are displayed in order in the upper area as a history. If you tap the white part, it will turn yellow and you will be able to modify that part. (You can modify not only numbers, but also arithmetic symbols such as + and ×.) If you tap “=”, the expressions from the first line to the last line will be recalculated. The result will be automatically copied, so you can switch to other apps and paste the value there.

Screenshots

人生の午後3時4 screens
RedoCalc3 screens

Verdict

The call

The clearest difference is in-app purchases: RedoCalc at none against 人生の午後3時's 1. RedoCalc also leads on update cadence (every 3 days vs every 2 months). 人生の午後3時's advantage is ads (none vs shown) and iOS requirement (9.1 vs 18.0). 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. 人生の午後3時 sells 1 one-off in-app purchase. RedoCalc asks for nothing beyond the download.

UpkeepUpdate frequency

人生の午後3時 ships an update every 2 months, RedoCalc every 3 days. The most recent releases landed on November 2, 2026 and November 8, 2026 respectively.

Scorecard4 real differences · 3 level
人生の午後3時 versus RedoCalc: the parameters behind the verdict, then further details
Parameter人生の午後3時RedoCalc
PriceFreeFree
Positive reviews50.0% of reviews—
Update frequencyEvery 2 monthsEvery 3 days — better
AdsNo — betterYes
In-app purchasesYesNo — better
DevicesiPhone, iPod — betteriPhone
Requires iOS9.1 — better18.0
Further details — not scored
Size39 MB3 MB
Age rating4+4+
Developermasafumi sasakiToshiyuki Kuwabara

In-app purchases

1 purchases

人生の午後3時

One-time1
  • 機能を有効にする$0.99
None

RedoCalc

No in-app purchases

Questions

Is 人生の午後3時 free?
人生の午後3時 is free to download, with in-app purchases available.
Is RedoCalc free?
RedoCalc is free to download, with no in-app purchases.
Do 人生の午後3時 or RedoCalc have ads?
RedoCalc shows ads; 人生の午後3時 does not.
Which is updated more often, 人生の午後3時 or RedoCalc?
人生の午後3時 ships an update every 2 months, and RedoCalc every 3 days. Most recently, 人生の午後3時 was updated on November 2, 2026 and RedoCalc on November 8, 2026.

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