Calculator vs Duodecuple Calc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calculator
This is a straightforward calculator application designed for ease of use and clear readability. Users can personalize the app's appearance by choosing their preferred background and display themes.
- Easy to use interface
- Clear display
- Customizable background
- Customizable display themes
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Calculator-- is a simple calculator that is easy to use and read. Select the desired background and display. If you like this app, please consider giving it a rating. Your support will help keep the updates coming! Thank you for your support!
Duodecuple Calc
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Display 12 calculators and perform calculations with each one.
Screenshots
Verdict
The clearest difference is update cadence: Duodecuple Calc at every 2 weeks against Calculator's every 13 months. On price, ads, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Calculator ships an update every 13 months, Duodecuple Calc every 2 weeks. The most recent releases landed on October 6, 2026 and September 23, 2026 respectively.
| Parameter | Calculator | Duodecuple Calc |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (910 ratings) — better | — |
| Positive reviews | 79.6% of reviews | — |
| Number of ratings | 910 — better | — |
| Update frequency | Every 13 months | Every 2 weeks — better |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.8.3 |
| Further details — not scored | ||
| Size | 11 MB | 36 MB |
| Age rating | 4+ | 4+ |
| Developer | Horizon Business, Inc. | Hideaki Uchikoshi |
Bugs and requests
Calculator
Reported bugs
2 issues- Sound toggle switch doesn't work to turn off sounds
- App crashes or freezes on some devices
Requested features
3 requests- Add percentage and other advanced math functions
- Allow landscape mode
- Add option to turn off button sounds
Duodecuple Calc
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Calculator
No in-app purchases
Duodecuple Calc
No in-app purchases
Questions
Is Calculator free?
Is Duodecuple Calc free?
Do Calculator or Duodecuple Calc have ads?
Which is updated more often, Calculator or Duodecuple Calc?
Other comparisons
