Comparison

AddCalc PRO vs noteSUM

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

Head to head
About

AddCalc PRO

This calculator app offers both standard and adder calculation modes, with customizable themes, sounds, and editing features. It allows for easy copying of logs and totals, and supports various calculation functions for accounting and everyday use.

Highlights
  • Dual calculator modes (adder and standard)
  • Customizable button design, background, and brightness
  • Selectable sound effects
  • Input log editing and recalculation
  • Voice reading of input log
  • Copy log and total functionality
  • Decimal point and rounding switching
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 iPhone and iPad you always carry around. 【Feature】 - This can switch an "adder calculator" and "ordinary calculator" - The design of a button can be chosen - The regulating function of a background color and brightness - Select your favorite sound from sound effects - Input log editing + recalculation function - Voice reading of the input log - Copy the log and total (paste to memo etc) - Display switching function digit after the decimal point (FULL · 0 ~ 6 digits) - The (up-truncation Ri rounded-off) Rounding switching function - 14 Number of significant digits - Always display "GT:Grand Total" - Always display "MR:Memory" - BS:BackSpace 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 % Calculation example : 500 + (500 × 12%) = 560 500 [+=] 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" % Calculation example : 500 + (500 × 12%) = 560 500 [+] 12 [%] [=]

About

noteSUM

Features
Read full description

noteSUM is an application that automatically calculates the sum of numerical values entered in a text. You can manage bank balances, total weight, total number of points, etc. by entering them all as single text without having to separate the numerical values from the note. Examples of use: - Credit card usage records - Household account book - Estimates - Salary calculation - Shopping - Pocketbook - Budget - Inventory management - Stock prices, etc. It also numbers extracted from notes are listed, and you can choose to include or exclude them from the total for each number. Other functions: - Record history of notes - Register favorite notes - Text sharing - Setting not to include the date number in the totalizer

Screenshots

AddCalc PRO4 screens
noteSUM4 screens

Verdict

The call

The clearest difference is price: noteSUM at Free against AddCalc PRO's $0.99. AddCalc PRO's advantage is in-app purchases (none vs 3) and ads (none vs shown). On update cadence, 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

CostPrice · In-app purchases · Ads · Monetization

noteSUM is free to download; AddCalc PRO costs $0.99 up front. noteSUM sells 3 one-off in-app purchases. AddCalc PRO asks for nothing beyond the download.

UpkeepUpdate frequency

AddCalc PRO ships an update every 6 weeks, noteSUM monthly. The most recent releases landed on September 14, 2026 and September 24, 2026 respectively.

Scorecard3 real differences · 5 level
AddCalc PRO versus noteSUM: the parameters behind the verdict, then further details
ParameterAddCalc PROnoteSUM
Price$0.99Free — better
Positive reviews85.7% of reviews—
Update frequencyEvery 6 weeksMonthly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationPaid—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.614.0 — better
Further details — not scored
Size4 MB7 MB
Age rating4+4+
DeveloperShinichi AokawaKazuhiro Sawamura

In-app purchases

None

AddCalc PRO

No in-app purchases

3 purchases

noteSUM

One-time3
  • Number of History records$0.99
  • Number of Favorites$0.99
  • Hide Ads$2.99

Questions

Is AddCalc PRO free?
AddCalc PRO costs $0.99, with no in-app purchases.
Is noteSUM free?
noteSUM is free to download, with in-app purchases available.
Do AddCalc PRO or noteSUM have ads?
noteSUM shows ads; AddCalc PRO does not.
Which is updated more often, AddCalc PRO or noteSUM?
AddCalc PRO ships an update every 6 weeks, and noteSUM monthly. Most recently, AddCalc PRO was updated on September 14, 2026 and noteSUM on September 24, 2026.

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