Comparison

PractiCalculator vs Dev Calc

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

Head to head
About

PractiCalculator

Features
Read full description

『PractiCalc』はシンプルで実用的な電卓アプリです!  
メモリー機能、グランドトータル機能、定数計算機能を活用した高度な計算が可能ですので経理実務や、簿記、税理士、公認会計士の勉強をされている方にも最適です! 
※広告が表示されます。 
※電卓操作はカシオ方式を採用しています。 ※iOS13以上が必要です。 機能一覧 ・12桁大型表示 ・四則計算(+,-,×,÷) ・メモリー(M+,M-,MR,MC)計算 ・グランドトータル(GT)計算 ・ルート(√)計算 ・パーセント(%)計算 ・2つの税率計算(税率は設定可能)  軽減税率対応 ・ラウンドセレクター  F(端数処理なし)、CUT(切り捨て)、  UP(切り上げ)、5/4(四捨五入) ・小数点セレクター  0〜5桁より選択(Fの時は無効) ・サインチェンジ(+/-) ・シフトキー(▷) ・接触(バイブレーション)のON、OFF ・iOS13のダークモードに対応 ・色は10色から選択できます ・iPad版は、Split View、Slide Over対応

About

Dev Calc

This app assists developers and programmers with immediate numeric conversions between binary, octal, decimal, and hexadecimal formats. It also provides tools for generating color codes from RGB, HSL, and HSV values, with a color picker and preset options.

Highlights
  • Numeric conversion (Bin, Oct, Dec, Hex)
  • Signed/Unsigned options
  • Adjustable bit sizes (8, 16, 32, 64)
  • RGB, HSL, HSV color code generation
  • Color picker
  • Preset color options
Features
Read full description

You can convert numeric to Bin, Oct, Dec, Hex immediately with Signed, Unsigned. ** Introduction ** This is a calculator app to help System Developers and Programmers. Convert numeric to binary, octal, decimal, hex immediately. You can set conversion bit number and signed/unsigned, so you can adjust settings for binary, short, int, long. Also you can get clolor code for system application from RGB and Color Picker. And you can choose preset color simply. ** Overview ** - Convert numeric to binary, octal, decimal, hex immediately. - You can edit each digits for detailed confirmation. - You can get color code from RGB, HSL, HSV and Color Picker. - Using preset color, you can get color code quickly. ** Characteristics ** >> Numeric conversion - You can input numeric in binary, octal, decimal, hex. - You can choose bits size from 8bits, 16bits, 32bits, 64bits. - You can choose signed numeric or unsigned numeric. - you can edit each digits directly. >> Color code - You can see a color code in Hex, RGB, HSL and HSV. - Support alpha channel of color. - You can get a color code from RGB, HSL, HSV adjuster and Color Picker. - You can get a color code just by choosing a preset color. ** Terms of Use ** https://coconutsdevelop.com/en/terms/terms_of_use.html ** Developer website ** https://coconutsdevelop.com/

Screenshots

PractiCalculator4 screens
Dev Calc4 screens

Verdict

The call

The clearest difference is in-app purchases: PractiCalculator at none against Dev Calc's 1. On price, update cadence, ads 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. Dev Calc sells 1 in-app purchase, starting at $1.99 per month. PractiCalculator asks for nothing beyond the download.

UpkeepUpdate frequency

PractiCalculator ships an update monthly, Dev Calc every 2 months. The most recent releases landed on September 17, 2026 and September 24, 2026 respectively.

Scorecard1 real difference · 9 level
PractiCalculator versus Dev Calc: the parameters behind the verdict, then further details
ParameterPractiCalculatorDev Calc
PriceFreeFree
Rating—2.0 (2 ratings) — better
Positive reviews—60.0% of reviews
Number of ratings—2 — better
Update frequencyMonthly — betterEvery 2 months
AdsYesYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.013.0
Further details — not scored
Size8 MB51 MB
Age rating4+4+
DeveloperTsutomu NagaiToshiya Hondo

In-app purchases

None

PractiCalculator

No in-app purchases

1 purchases

Dev Calc

Subscriptions1
  • Remove Ads (Monthly)$1.991 Month

Questions

Is PractiCalculator free?
PractiCalculator is free to download, with no in-app purchases.
Is Dev Calc free?
Dev Calc is free to download, with in-app purchases available.
Do PractiCalculator or Dev Calc have ads?
Both PractiCalculator and Dev Calc show ads.
Which is updated more often, PractiCalculator or Dev Calc?
PractiCalculator ships an update monthly, and Dev Calc every 2 months. Most recently, PractiCalculator was updated on September 17, 2026 and Dev Calc on September 24, 2026.

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