Comparison

Simple Compound Interest vs リボ払い卒業ノート

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

Head to head
About

Simple Compound Interest

Easily calculate the future value of your investments. Input your initial capital, monthly contributions, annual interest rate, and investment duration to see your projected final return, total invested amount, and growth rate. Save multiple scenarios and view monthly progress.

Highlights
  • Calculate final return
  • Calculate total investment amount
  • Calculate return rate
  • Save investment conditions
  • Show monthly increase
Features
Read full description

"If I invest $300 every month, how much will I have in 10 years?" This app gives you an instant answer. Just enter your principal, monthly investment amount, annual interest rate, and investment period to instantly simulate how compound interest grows your wealth. 【Key Features】 * Automatically calculate final assets, total investment, and profit * View monthly asset growth in list and graph formats * Save multiple scenarios for comparison See the power of compound interest for yourself.

About

リボ払い卒業ノート

Features
Read full description

リボ払い・分割払いの残高を手入力で見える化し、完済までの道のりを一緒に歩くアプリです。口座連携なし・完全オフラインだから、誰にも知られず自分のペースで取り組めます。 ■ 現状を見える化 ・カードごとに残高・実質年率・月々の支払額を登録 ・全カードの合計残高と完済までの進捗バーをひと目で確認 ■ 完済予測(概算シミュレーション) ・「あと何ヶ月で完済できるか」「利息を総額いくら払うのか」を月次シミュレーションで計算 ・支払額が利息を下回る場合は「このままでは完済できない」ことも正直に表示 ■ 繰上返済シミュレータ ・「月々あと5,000円足したら?」→ 何ヶ月短縮できて利息がいくら減るかを即計算 ・この機能は試用期間後もずっと無料で使えます ■ 我慢記録 ・「今日はリボにしなかった」を記録すると、節約できた利息の概算が貯まっていきます ■ マイルストーン演出 ・完済まで25%・50%・75%の節目でバッジを獲得。完済時にはお祝い画面が待っています ■ 料金 無料ダウンロード+7日間の全機能お試し付き。その後は買い切り¥800(登録済みデータの閲覧・シミュレータはずっと無料)。 ■ ご注意 表示される金額・完済予測はすべて概算のシミュレーションです。実際のカード会社の計算方式により差異が生じます。本アプリは金融助言や借換えの勧誘を行うものではありません。 プライバシーポリシー: https://goonobu-dot.github.io/batch13-pages/ribonote/privacy.html サポート: https://goonobu-dot.github.io/batch13-pages/ribonote/support.html

Screenshots

Simple Compound Interest4 screens
リボ払い卒業ノート4 screens

Verdict

The call

The clearest difference is ads: リボ払い卒業ノート at none against Simple Compound Interest's shown. リボ払い卒業ノート also leads on update cadence (every 8 days vs every 6 months). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Simple Compound Interest ships an update every 6 months, リボ払い卒業ノート every 8 days. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 8 level
Simple Compound Interest versus リボ払い卒業ノート: the parameters behind the verdict, then further details
ParameterSimple Compound Interestリボ払い卒業ノート
PriceFreeFree
Rating4.7 (23 ratings) — better—
Positive reviews55.6% of reviews—
Number of ratings23 — better—
Update frequencyEvery 6 monthsEvery 8 days — better
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPad — betteriPhone
Requires iOS18.017.0 — better
Further details — not scored
Size5 MB1 MB
Age rating4+4+
DeveloperStack3SHINOBU MIYAHIRA

In-app purchases

None

Simple Compound Interest

No in-app purchases

None

リボ払い卒業ノート

No in-app purchases

Questions

Is Simple Compound Interest free?
Simple Compound Interest is free to download, with no in-app purchases.
Is リボ払い卒業ノート free?
リボ払い卒業ノート is free to download, with no in-app purchases.
Do Simple Compound Interest or リボ払い卒業ノート have ads?
Simple Compound Interest shows ads; リボ払い卒業ノート does not.
Which is updated more often, Simple Compound Interest or リボ払い卒業ノート?
Simple Compound Interest ships an update every 6 months, and リボ払い卒業ノート every 8 days. Most recently, Simple Compound Interest was updated on November 6, 2026 and リボ払い卒業ノート on October 31, 2026.

Other comparisons