# Calcular vs Audio_Cards

The clearest difference is price: Audio_Cards at Free against Calcular's $0.99. Audio_Cards also leads on in-app purchases (none vs 1) and update cadence (every 10 days vs every 19 months). On ads and device support there is nothing between them.

Audio_Cards is free to download; Calcular costs $0.99 up front. Calcular sells 1 one-off in-app purchase. Audio_Cards asks for nothing beyond the download.

Calcular ships an update every 19 months, Audio_Cards every 10 days. Both last shipped on October 12, 2026.

## The numbers

| Metric | Calcular | Audio_Cards |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 19 months | **Every 10 days** |
| Monetization | Free with in-app purchases | — |
| Size | 4 MB | 30 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Pierre Stanislas](https://appshunter.io/developer/1261009329) | [Joshua McMahon](https://appshunter.io/developer/6783609354) |

## What reviewers say

### Calcular

[App page](https://appshunter.io/ios/app/calcular-mental-math-trainer/id1506363398)

Practice arithmetic entirely hands-free with voice commands. Problems are spoken aloud, and answers are given by speaking, allowing you to train your brain while commuting, exercising, or cooking. Features adaptive difficulty and detailed progress tracking.

**Highlights:** Fully voice-driven gameplay, Adaptive difficulty levels, Elo rating system, Times table mastery map, Streak-based challenges, Smart progress tracking, Apple Intelligence insights

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calcular premium | $2.99 | one-time |


### Audio_Cards

[App page](https://appshunter.io/ios/app/audio-cards/id6783609352)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Calcular free?

Calcular costs $0.99, and also offers in-app purchases.

### Is Audio_Cards free?

Audio_Cards is free to download, with no in-app purchases.

### Do Calcular or Audio_Cards have ads?

Neither Calcular nor Audio_Cards shows ads.

### Which is updated more often, Calcular or Audio_Cards?

Calcular ships an update every 19 months, and Audio_Cards every 10 days. Most recently, Calcular was updated on October 12, 2026 and Audio_Cards on October 12, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*