DEDEDEN vs KuCalc3
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DEDEDEN
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Customize your calculator to match your style. Change backgrounds and button designs to create a calculator that feels uniquely yours. ■ Key Features • Customize background colors and background images • Change button designs • Create multiple calculator designs • Switch between multiple designs • Simple and easy-to-use calculator functions ■ Free Version • Enjoy full access to all features for a limited time. • Once the period ends, design customization features will be restricted. • Once the period ends, you can only use your favorited designs. • Extend your full-access period by watching ads. ■ Pro Version • Unlimited access with no time limits or feature restrictions ■ Payments • Paid features are available via one-time purchase (lifetime full access) • Pay once, enjoy forever. Make everyday calculations more enjoyable with your own custom design.
KuCalc3
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KuCalc3は、計算履歴を端末内に自動保存し、結果をすぐ再利用できるiPhone/iPad向け電卓です。 主な機能 ・四則演算、パーセント計算 ・税率を設定できる+Tax / -Tax ・計算式と結果を自動保存する履歴 ・履歴をタップして結果を再利用 ・よく使う履歴の先頭移動、個別削除、全削除 ・計算結果や式を書き留められるメモパッド ・Black、White、i Color、Candy、Cat、Orangeの6テーマ ・Round、Floor、Ceilによる丸め ・PUSH / POPで使える一時値スタック ・iPhoneとiPadの縦向き・横向きに対応 ・iPadでは電卓と履歴を並べる2ペイン表示 アカウント登録やネットワーク接続なしで、日常の計算をすぐに始められます。 履歴、メモ、税率、テーマ設定は端末内に保存されます。計算内容を外部サーバーへ送信せず、広告や利用状況分析も使用しません。 毎日の買い物、割り勘、消費税の確認など、あとで見返したい計算にKuCalc3をご活用ください。
Screenshots
Verdict
The clearest difference is in-app purchases: KuCalc3 at none against DEDEDEN's 1. KuCalc3 also leads on ads (none vs shown) and update cadence (daily vs every 3 weeks). On price, 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
Both are free to download. DEDEDEN sells 1 one-off in-app purchase. KuCalc3 asks for nothing beyond the download.
DEDEDEN ships an update every 3 weeks, KuCalc3 daily. Both last shipped on October 31, 2026.
| Parameter | DEDEDEN | KuCalc3 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Daily — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 25 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | Tarinai Works | Mineaki Sakatoku |
In-app purchases
DEDEDEN
- Full Feature Unlock$1.99
KuCalc3
No in-app purchases









