The Talking Calculator vs Octodecuple Calc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
The Talking Calculator
This basic calculator speaks mathematical functions aloud as they are entered and calculated. It's a helpful learning tool for students and individuals who have speech difficulties. Supports English and Spanish, and works on iPhone and iPad.
- Speaks mathematical functions
- Supports English and Spanish
- Customizable speech rate
- Works on iPhone and iPad
- Split screen multitasking support
- Dark mode display
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Talking Calculator is a basic four-function calculator that speaks mathematical functions as they are entered and calculated. This is a great learning tool for young students or can be used by anyone who has difficulty speaking. Talking Calculator speaks in both English and Spanish languages and supports all iPhone and iPad models. It even works in split screen multitasking mode on the iPad. In version 2.0 users can use any English or Spanish speech voices that has been installed on the device. - Choose from many available English or Spanish voice for speech - Download additional high quality voices using iPhone or iPad Settings app. Select Accessibility -> Spoken Content -> Voices. Once a voice has been downloaded, it will be available in the calculator app. - Set the speech rate from very slow to very fast or anywhere in between. - Free Talking Calculator is ad supported. But ads can be removed from the app with a one time in-app purchase. - Supports dark mode display (iOS 13 or newer) - Custom launch URL: talkingcalc://
Octodecuple Calc
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Display 18 calculators and perform calculations with each one.
Screenshots
Verdict
The clearest difference is in-app purchases: Octodecuple Calc at none against The Talking Calculator's 1. Octodecuple Calc also leads on update cadence (every 2 weeks vs every 3 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. The Talking Calculator sells 1 one-off in-app purchase. Octodecuple Calc asks for nothing beyond the download.
The Talking Calculator ships an update every 3 months, Octodecuple Calc every 2 weeks. The most recent releases landed on September 30, 2026 and October 10, 2026 respectively.
| Parameter | The Talking Calculator | Octodecuple Calc |
|---|---|---|
| Price | Free | Free |
| Rating | 3.2 (5 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 3 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 | 14.0 — better | 15.8.3 |
| Further details — not scored | ||
| Size | 4 MB | 36 MB |
| Age rating | 4+ | 4+ |
| Developer | Roundhouse Software LLC | Hideaki Uchikoshi |
In-app purchases
The Talking Calculator
- Pro Upgrade - Remove Ads$0.99
Octodecuple Calc
No in-app purchases
Questions
Is The Talking Calculator free?
Is Octodecuple Calc free?
Do The Talking Calculator or Octodecuple Calc have ads?
Which is updated more often, The Talking Calculator or Octodecuple Calc?
Other comparisons
