ACalcM vs Quatuordecuple Calc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ACalcM
This calculator app enhances standard functionality with an editable list to track numbers and operators. It allows for easy modification of entries, row insertion, and calculation sharing via email. Advanced features include memory functions, rounding options, and design customization.
- Editable calculation list
- Memory function
- Row insert function
- Email calculation results
- Rounding function
- Design customization
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This app is an extended version of ACalc. This calculator app features a list. The numbers and operators you use remain in the list and can be independently edited or added. Swipe the button to the right to change its position. In-App Purchases: (iPhone) available in three lists by deleting the ad. It will be possible to activate the "multifunctional" in the settings screen. Design changes. Addition of functions such as % button and single digit delete button. Diversification of design customization. [Features explained] Memory function -------------------------------------------------------- Using the memory function allows the following calculations: For example, When performing the function (250×100)+(350×100) Typing 300×8 [M+] button 400×8 [M+] button 800×8 [M+] button -------------------------------------------------------- Row insert function -------------------------------------------------------- Long tap on a cell to insert a row E-mail function(Swipe up the screen from the bottom) -------------------------------------------------------- Allows you to e-mail content shown onscreen. Choose from text e-mails or picture e-mails. Rounding function -------------------------------------------------------- If choosing to use rounding, the final figure is not rounded – instead, each line is rounded when calculating. Example: If typing 1,450×0.75×2, If specifying 0 places after the decimal point with 5/4 rounding: 1,450×0.75=1,088 1,088×2=2,176 When set to F (maximum displayable) 1,450×0.75=1,087.5 1,087.5×2=2,175
Quatuordecuple Calc
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Display 20 calculators and perform calculations with each one.
Screenshots
Verdict
The clearest difference is in-app purchases: Quatuordecuple Calc at none against ACalcM's 1. Quatuordecuple Calc also leads on update cadence (every 2 weeks vs every 8 months). On price, ads, 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
Both are free to download. ACalcM sells 1 one-off in-app purchase. Quatuordecuple Calc asks for nothing beyond the download.
ACalcM ships an update every 8 months, Quatuordecuple Calc every 2 weeks. The most recent releases landed on September 23, 2026 and September 8, 2026 respectively.
| Parameter | ACalcM | Quatuordecuple Calc |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (26 ratings) — better | — |
| Positive reviews | 90.0% of reviews | — |
| Number of ratings | 26 — better | — |
| Update frequency | Every 8 months | Every 2 weeks — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 — better | 15.8.3 |
| Further details — not scored | ||
| Size | 13 MB | 36 MB |
| Age rating | 4+ | 4+ |
| Developer | Asoft.iOS | Hideaki Uchikoshi |
In-app purchases
ACalcM
- Remove Ads$3.99
Quatuordecuple Calc
No in-app purchases
Questions
Is ACalcM free?
Is Quatuordecuple Calc free?
Do ACalcM or Quatuordecuple Calc have ads?
Which is updated more often, ACalcM or Quatuordecuple Calc?
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