Comparison

Calctan vs EveryCalc

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

Head to head
About

Calctan

This sophisticated calculator app offers a minimalist design with advanced mathematical functions and extensive personalization options. It seamlessly syncs across devices and includes multitasking features for enhanced productivity.

Highlights
  • Intuitive minimalist design
  • 100+ customizable themes
  • 47 advanced mathematical functions
  • Automatic calculation history
  • iCloud sync across devices
  • Split Screen and Swipe Mode multitasking
  • Share calculations easily
Features
Read full description

Calctan is a sophisticated calculator app designed for iOS devices (iPhone and iPad), celebrated for its elegant, minimalist design and robust functionality that surpasses traditional calculators. Tailored for students, professionals in mathematics, physics, engineering, and anyone seeking a highly customizable and intuitive calculation tool, Calctan combines advanced mathematical capabilities with a seamless user experience. Its sleek interface and extensive personalization options make it both a practical tool and a visually appealing addition to your device. The app’s commitment to user-centric design is evident in its seamless integration with iOS ecosystems. With iCloud sync, your calculations and preferences are always up-to-date, whether you’re switching between devices or collaborating on the go. Features like Split Screen and Swipe Mode empower iPad users to maximize productivity, while the ability to share calculations fosters effortless communication. Calctan is more than a calculator—it’s a dynamic, adaptable tool that elevates your calculation experience with style, precision, and efficiency. Key Features: 1. Intuitive Design: Calctan’s clean, minimalistic interface prioritizes usability, presenting essential calculator elements in a clear, distraction-free layout that ensures effortless navigation and operation. 2. Personalized Interface: Choose from 100 pre-installed themes or craft a unique look with a custom color picker. Fine-tune button corner radius, spacing, and layout to optimize comfort and readability, allowing the app to reflect your personal style. 3. Advanced Math: Access 47 powerful functions, including trigonometric operations (sine, cosine, tangent, and their inverses), percentages for budgeting, exponents, logarithms (base-10, natural, base-2), and roots (square, cube). Switch between degrees and radians, compute factorials for permutations, or use absolute values and reciprocals—perfect for scientific, technical, and financial calculations. 4. Calculation History: Automatically saves and organizes your calculations, enabling you to revisit, edit, or reuse past results with ease, streamlining complex workflows. 5. iCloud Sync: Seamlessly syncs calculations and customizations across your iPhone and iPad, ensuring a consistent and cohesive experience across all your devices. 6. Multitasking Modes: - Split Screen Mode: On iPad, use Calctan alongside another app, such as performing calculations while referencing a document or spreadsheet. - Swipe Mode: Access a second app at the bottom of the screen while keeping Calctan active at the top, enhancing productivity for multitasking users. 7. Share Calculations: Share results effortlessly via email, text, or other apps, making collaboration and communication quick and convenient. Additional Highlights: • Library of basic mathematical constants • Random color theme generator for creative inspiration • Engaging sounds and animations for a dynamic user experience • Adjustable decimal places, currency symbols, and thousands separators • Dark Mode support for comfortable use in low-light environments • Comprehensive settings menu for full control over app preferences • Detailed user manual for easy onboarding and reference

About

EveryCalc

Features
Read full description

EveryCalc – 把計算帶進每個輸入框 你是否曾在輸入房租、電費或金額時,還要來回切換計算機 App? EveryCalc 將計算器整合進鍵盤,讓你在任何輸入框中即時完成計算與試算。 即時輸入,即時計算 在任何 App 的輸入框中直接使用計算功能 輸入電費度數,立即試算本月房租 無需切換 App,打字與計算同步完成 支援直覺數字輸入與快速編輯 房租電費試算更輕鬆 輸入本月用電度數,自動計算對應費用 支援級距設定(階梯式電費) 即時更新結果,方便分帳與確認 為效率而設計的鍵盤 專為快速輸入與運算設計 優化數字輸入體驗 支援快速全選與修改數值 在聊天、記事、記帳時都能即時運算 即將推出功能 EveryCalc 不只是計算鍵盤,更是你的日常效率工具: 匯率換算 簡易記帳功能 內建記事本 更多生活工具整合中 適合誰? 租屋族群 常需計算金額與費用的人 需要快速估算與記錄的學生與上班族 重視效率的使用者 一個鍵盤,完成計算與記錄 EveryCalc 讓輸入與計算不再分離, 把效率放回你每天最常使用的地方 —— 鍵盤。

Screenshots

Calctan4 screens
EveryCalc4 screens

Verdict

The call

The clearest difference is in-app purchases: EveryCalc at none against Calctan's 1. EveryCalc also leads on ads (none vs shown) and update cadence (daily vs every 3 months). Calctan's advantage is iOS requirement (16.6 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. Calctan sells 1 one-off in-app purchase. EveryCalc asks for nothing beyond the download.

UpkeepUpdate frequency

Calctan ships an update every 3 months, EveryCalc daily. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

Scorecard4 real differences · 6 level
Calctan versus EveryCalc: the parameters behind the verdict, then further details
ParameterCalctanEveryCalc
PriceFreeFree
Rating4.5 (61 ratings) — better—
Positive reviews28.6% of reviews—
Number of ratings61 — better—
Update frequencyEvery 3 monthsDaily — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.6 — better18.0
Further details — not scored
Size11 MB2 MB
Age rating4+4+
DeveloperJorge LozadaTZU-TENG HUANG

In-app purchases

1 purchases

Calctan

One-time1
  • No Ads$9.99
None

EveryCalc

No in-app purchases

Questions

Is Calctan free?
Calctan is free to download, with in-app purchases available.
Is EveryCalc free?
EveryCalc is free to download, with no in-app purchases.
Do Calctan or EveryCalc have ads?
Calctan shows ads; EveryCalc does not.
Which is updated more often, Calctan or EveryCalc?
Calctan ships an update every 3 months, and EveryCalc daily. Most recently, Calctan was updated on October 24, 2026 and EveryCalc on October 10, 2026.

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