Comparison

成金電卓 vs UnitSnap

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

Head to head
About

成金電卓

Features
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このアプリは日頃、売り上げや買い物の金額が高額で、電卓で計算しようとしても0が多すぎて困っている、もしくは困っているふりをしたい人のために作りました。 兆、億、万、00,000という専用キーを使うことで簡単に高額計算ができます。 たとえば、普通の電卓で1兆3000円と入力する場合は、下記のように13回キーを叩く必要があります。 [1][0][0][0][0][0][0][0][0][3][0][0][0] このアプリでは[1][兆][3][000]と、たった4回キーを叩くだけで入力できてしまいます。 また、履歴領域には計算履歴が表示されます。この履歴領域は見やすいように、0を挿入して桁合わせを行っています。 さらに、[税込],[税抜]キーを押すだけで消費税の計算が簡単にでき、内訳を履歴エリアにわかりやすく表示します。 括弧を使った計算も可能です。 この電卓にはメモリーキーがありませんが、履歴エリアの数字を簡単に再利用(入力エリアにコピー)できるようになっています。 歯車のついたキーを押すと設定画面に移行し、消費税率や、小数点以下の表示桁数の設定、履歴の確認とメール送信や消去ができるようになっています。 本アプリは無料ですが、履歴上部に広告を表示します。 この設定画面で広告非表示オプションを購入していただくことで、広告を表示しないようにすることも可能です。

About

UnitSnap

Features
Read full description

UnitSnap is a professional and user-friendly unit conversion app, tailored for anyone who needs fast and accurate unit conversions in their daily life, work, or studies! Whether you're a student tackling math or physics problems, an engineer dealing with technical measurements, a traveler navigating unfamiliar units, or simply someone needing to convert units for everyday tasks, UnitSnap is here to help. The app supports a wide range of unit types, including length, temperature, speed, angle, and more, covering both metric and imperial systems as well as scientific and practical units. With its clean and intuitive interface, you can input values and get instant results without the hassle of manual calculations. UnitSnap also features dynamic decimal formatting for precise and readable outputs, making it a reliable tool for any scenario—from classroom assignments to professional projects. [Key Features] • Comprehensive Unit Support for All Scenarios UnitSnap covers a variety of unit types, including length (meters, centimeters, feet, miles), temperature (Celsius, Fahrenheit, Kelvin), speed (km/h, m/s, mph), angle (degrees, radians, gradians), and more. Whether you need to convert meters to feet for a DIY project or Celsius to Fahrenheit for a weather check, UnitSnap handles it effortlessly, catering to diverse needs in education, work, and daily life. • Instant Conversion with Clear Results Simply enter a value, and the converted result updates instantly—no extra steps required. Results are formatted with dynamic decimals, showing up to 4 digits for precision while automatically omitting decimals for whole numbers. • Personalized Preference Saving for Efficiency UnitSnap automatically saves your last-used source and target units as preferences, so you can pick up right where you left off. If you frequently convert kilometers to miles, the app remembers your selection, allowing you to input new values without reselecting units each time, streamlining your workflow. • Lightweight and Efficient for Hassle-Free Use UnitSnap is designed to be lightweight, with a small app size and fast launch times, ensuring smooth operation even on older iPhone models. Whether you're in a classroom, at a meeting, or on the go, UnitSnap provides quick conversions without draining your device's resources, offering a clutter-free experience. [Use Cases] Study: Students can convert units for physics, math, or chemistry, such as meters to feet or Celsius to Kelvin. Work: Engineers, architects, or researchers can convert speed, angle, or mass units for technical data. Travel: Convert local imperial units (like miles or Fahrenheit) to metric units (like kilometers or Celsius) while traveling abroad. Daily Life: Switch ounces to grams for cooking, miles to kilometers for fitness tracking, or area/volume units for shopping. Download UnitSnap today and experience a professional, efficient unit conversion tool! This app is ideal for students, professionals, and anyone needing quick unit conversions. Give it a try—we’d love to hear your feedback to make UnitSnap even better!

Screenshots

成金電卓4 screens
UnitSnap4 screens

Verdict

The call

The clearest difference is ads: 成金電卓 at none against UnitSnap's shown. 成金電卓 also leads on device support (3 vs 1) and iOS requirement (6.1 vs 17.6). On price, update cadence and in-app purchases 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. 成金電卓 sells 1 one-off in-app purchase and UnitSnap sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

成金電卓 ships an update every 7 months, UnitSnap every 4 months. The most recent releases landed on October 5, 2026 and October 14, 2026 respectively.

Scorecard3 real differences · 4 level
成金電卓 versus UnitSnap: the parameters behind the verdict, then further details
Parameter成金電卓UnitSnap
PriceFreeFree
Positive reviews100.0% of reviews—
Update frequencyEvery 7 monthsEvery 4 months — better
AdsNo — betterYes
In-app purchasesYesYes
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS6.1 — better17.6
Further details — not scored
Size24 MB4 MB
Age rating4+4+
Developere-skett Corp.Chia-Chun Hsieh

In-app purchases

1 purchases

成金電卓

One-time1
  • 広告非表示オプション$0.99
1 purchases

UnitSnap

One-time1
  • Remove Ads$0.99

Questions

Is 成金電卓 free?
成金電卓 is free to download, with in-app purchases available.
Is UnitSnap free?
UnitSnap is free to download, with in-app purchases available.
Do 成金電卓 or UnitSnap have ads?
UnitSnap shows ads; 成金電卓 does not.
Which is updated more often, 成金電卓 or UnitSnap?
成金電卓 ships an update every 7 months, and UnitSnap every 4 months. Most recently, 成金電卓 was updated on October 5, 2026 and UnitSnap on October 14, 2026.

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