# Voice Math vs Quick Math Jam

The clearest difference is update cadence: Voice Math at every 9 days against Quick Math Jam's every 3 weeks. Voice Math also leads on iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Voice Math sells 1 one-off in-app purchase and Quick Math Jam sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Voice Math ships an update every 9 days, Quick Math Jam every 3 weeks. Both last shipped on October 31, 2026.

## The numbers

| Metric | Voice Math | Quick Math Jam |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 3 weeks |
| Size | 20 MB | 44 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hideaki Yasukawa](https://appshunter.io/developer/1815733536) | [Guizhou Vanilla Information Technology Co., Ltd.](https://appshunter.io/developer/1870144710) |

## What reviewers say

### Voice Math

[App page](https://appshunter.io/ios/app/voice-math-times-tables-quiz/id6757856231)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Master Mode | $1.99 | one-time |


### Quick Math Jam

[App page](https://appshunter.io/ios/app/quick-math-jam/id6789366751)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| QuickMath Pro Monthly | $0.99 | per month |
| QuickMath Pro Annual | $5.99 | per year |
| QuickMath Pro Lifetime | $12.99 | one-time |


## Frequently asked questions

### Is Voice Math free?

Voice Math is free to download, with in-app purchases available.

### Is Quick Math Jam free?

Quick Math Jam is free to download, with in-app purchases available.

### Do Voice Math or Quick Math Jam have ads?

Neither Voice Math nor Quick Math Jam shows ads.

### Which is updated more often, Voice Math or Quick Math Jam?

Voice Math ships an update every 9 days, and Quick Math Jam every 3 weeks. Most recently, Voice Math was updated on October 31, 2026 and Quick Math Jam on October 31, 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.*