Comparison

AddCalc Freedom 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

AddCalc Freedom

This calculator app offers two modes: an adder calculator for accounting and an ordinary calculator. Customize its design, use sound effects, and manage input logs with editing and recalculation. It supports 14 significant digits and always displays Grand Total and Memory.

Highlights
  • Dual calculator modes (adder and ordinary)
  • Customizable calculator design
  • Input log with editing and recalculation
  • Voice reading of input log
  • 14 significant digits
  • Always display Grand Total and Memory
  • Backspace function
Features
Read full description

Do you know the calculator of optimal adder method for an accounting calculation? (with the calculation method change function) Try it on the iPhone and iPad you always carry around. 【Feature】 - This can switch an "adder calculator" and "ordinary calculator” - Simple setting of the design of the calculator - Sound effects - Input log and copy - Input log editing + recalculation function - Voice reading of the input log (for iOS7) - 14 Number of significant digits - Always display "Grand Total" - Always display "Memory" - BackSpace function Simple design that is emphasis in the adder calculation function 【How to use an adder calculator】 ”(10×10)+(5×5)-(6×5)=95” 10 [×] 10 [+=] 5 [×] 5 [+=] 6 [×] 5 [-] [GT] (10×10)Add(5×5)Add(6×5)Pull Ver5.5.3 later % Calculation example : 500 + (500 × 12%) = 560 500 [+=] 12 [%] [+=] (Old : 500 [+=] [×] 12 [%] [+=]) 【How to use an ordinary calculator】 ”(10×10)+(5×5)-(6×5)=95” 10 [×] 10 [=][M+] 5 [×] 5 [=][M+] 6 [×] 5 [=] [M-][MR] Added to the Grand Total by "=" The continuous input will be "10 × 10 + 5 × 5 - 6 × 5 = 2595" Ver5.5.3 later % Calculation example : 500 + (500 × 12%) = 560 500 [+] 12 [%] [=] (Old : 500 [+] [×] 12 [%] [=])

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

AddCalc Freedom4 screens
Dev Calc4 screens

Verdict

The call

The clearest difference is rating: AddCalc Freedom at 3.5 against Dev Calc's 2.0. AddCalc Freedom also leads on ads (none vs shown) and monetization model (free vs free with in-app purchases). Dev Calc's advantage is iOS requirement (13.0 vs 15.6). On price, review sentiment, ratings volume and update cadence 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. AddCalc Freedom sells 1 one-off in-app purchase and Dev Calc sells 1 in-app purchase, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

AddCalc Freedom holds the better App Store score, 3.5 against 2.0. Both are backed by a comparable volume of ratings — 4 and 2 respectively. Written reviews complicate that: 53% of AddCalc Freedom's written reviews are positive against 60% of Dev Calc's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

AddCalc Freedom ships an update every 6 weeks, Dev Calc every 2 months. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.

Scorecard4 real differences · 6 level
AddCalc Freedom versus Dev Calc: the parameters behind the verdict, then further details
ParameterAddCalc FreedomDev Calc
PriceFreeFree
Rating3.5 (4 ratings) — better2.0 (2 ratings)
Positive reviews52.9% of reviews60.0% of reviews — better
Number of ratings4 — better2
Update frequencyEvery 6 weeks — betterEvery 2 months
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.613.0 — better
Further details — not scored
Size6 MB51 MB
Age rating4+4+
DeveloperShinichi AokawaToshiya Hondo

Customer experience

AddCalc Freedom

All ratings4 ratings
Positive50.0%
Neutral25.0%
Negative25.0%
Written reviews17 reviews
Positive52.9%
Neutral5.9%
Negative41.2%

Dev Calc

All ratings2 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews5 reviews
Positive60.0%
Neutral0.0%
Negative40.0%

In-app purchases

1 purchases

AddCalc Freedom

One-time1
  • Remove ads$1.99
1 purchases

Dev Calc

Subscriptions1
  • Remove Ads (Monthly)$1.991 Month

Questions

Is AddCalc Freedom free?
AddCalc Freedom is free to download, with in-app purchases available.
Is Dev Calc free?
Dev Calc is free to download, with in-app purchases available.
Which has better reviews, AddCalc Freedom or Dev Calc?
AddCalc Freedom is rated higher. AddCalc Freedom averages 3.5 out of 5 from 4 ratings, while Dev Calc averages 2.0 from 2 ratings.
Do AddCalc Freedom or Dev Calc have ads?
Dev Calc shows ads; AddCalc Freedom does not.
Which is updated more often, AddCalc Freedom or Dev Calc?
AddCalc Freedom ships an update every 6 weeks, and Dev Calc every 2 months. Most recently, AddCalc Freedom was updated on October 3, 2026 and Dev Calc on October 7, 2026.

Other comparisons