# Mental Math Drills vs Spaced Math

The clearest difference is ads: Spaced Math at none against Mental Math Drills's shown. Spaced Math also leads on update cadence (every 2 weeks vs every 6 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Mental Math Drills sells 2 in-app purchases, starting at $4.99 per month and Spaced Math sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Mental Math Drills ships an update every 6 months, Spaced Math every 2 weeks. The most recent releases landed on October 14, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Mental Math Drills | Spaced Math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (11 ratings)](https://appshunter.io/ios/app/spaced-math/id6770719584/reviews)** |
| Number of ratings | — | **11** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 75 MB | 16 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [kota tada](https://appshunter.io/developer/1658942612) | [Frank Galanti III](https://appshunter.io/developer/1896761925) |

## What reviewers say

### Mental Math Drills

[App page](https://appshunter.io/ios/app/mental-math-drills-calcflow/id6749810926)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad-free for 1 month | $4.99 | per month |
| Ad-free for 1 year | $29.99 | per year |


### Spaced Math

[App page](https://appshunter.io/ios/app/spaced-math/id6770719584)

Master math facts with engaging daily practice. This app uses spaced repetition to focus on what your child needs to learn, offering multiple input methods and detailed progress tracking. It's designed for families with multiple profiles and no ads or subscriptions.

**Highlights:** Spaced repetition learning, Addition, subtraction, multiplication, division, Keypad, voice, and handwriting input, Multiple child profiles, Detailed progress tracking, iCloud sync and family sharing

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Spaced Math Lifetime Unlock | $9.99 | one-time |


## Frequently asked questions

### Is Mental Math Drills free?

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

### Is Spaced Math free?

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

### Do Mental Math Drills or Spaced Math have ads?

Mental Math Drills shows ads; Spaced Math does not.

### Which is updated more often, Mental Math Drills or Spaced Math?

Mental Math Drills ships an update every 6 months, and Spaced Math every 2 weeks. Most recently, Mental Math Drills was updated on October 14, 2026 and Spaced Math on October 17, 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.*