# SOSmaths vs VCA Start

The clearest difference is in-app purchases: SOSmaths at none against VCA Start's 10. SOSmaths also leads on iOS requirement (11.0 vs 16.4). VCA Start's advantage is update cadence (fortnightly vs every 11 months). On price, ads and device support there is nothing between them.

Both are free to download. VCA Start sells 10 one-off in-app purchases. SOSmaths asks for nothing beyond the download.

SOSmaths ships an update every 11 months, VCA Start fortnightly. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | SOSmaths | VCA Start |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Fortnightly** |
| Size | 78 MB | 57 MB |
| Requires iOS | **11.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [DEUSE](https://appshunter.io/developer/1291290064) | [Mustafa Ozen](https://appshunter.io/developer/6808905007) |

## What reviewers say

### SOSmaths

[App page](https://appshunter.io/ios/app/sosmaths/id1483450176)

**Features:** macOS Compatibility

**In-app purchases:** none


### VCA Start

[App page](https://appshunter.io/ios/app/vca-start-exam-practice/id6812810592)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VOL-VCA Dutch – 4 weeks | $12.99 | one-time |
| B-VCA Polish – 4 weeks | $17.99 | one-time |
| B-VCA Portuguese – 4 weeks | $17.99 | one-time |
| B-VCA Slovak – 4 weeks | $17.99 | one-time |
| B-VCA Ukrainian – 4 weeks | $17.99 | one-time |
| B-VCA Russian – 4 weeks | $17.99 | one-time |
| B-VCA Turkish – 4 weeks | $17.99 | one-time |
| VOL-VCA French – 4 weeks | $17.99 | one-time |
| VOL-VCA German – 4 weeks | $17.99 | one-time |
| VOL-VCA English – 4 weeks | $17.99 | one-time |


## Frequently asked questions

### Is SOSmaths free?

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

### Is VCA Start free?

VCA Start is free to download, with in-app purchases available.

### Do SOSmaths or VCA Start have ads?

Neither SOSmaths nor VCA Start shows ads.

### Which is updated more often, SOSmaths or VCA Start?

SOSmaths ships an update every 11 months, and VCA Start fortnightly. Most recently, SOSmaths was updated on October 29, 2026 and VCA Start on October 24, 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.*