# SmartML vs Carvio

The clearest difference is in-app purchases: SmartML at none against Carvio's 2. SmartML also leads on update cadence (fortnightly vs every 4 months) and iOS requirement (8.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Carvio sells 2 in-app purchases, starting at $2.99 per month. SmartML asks for nothing beyond the download.

SmartML ships an update fortnightly, Carvio every 4 months. The most recent releases landed on October 4, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | SmartML | Carvio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 4 months |
| Size | 11 MB | 79 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [HuiZhou NewEnergy](https://appshunter.io/developer/1190821504) | [Ilya Efimenko](https://appshunter.io/developer/1867840653) |

## What reviewers say

### SmartML

[App page](https://appshunter.io/ios/app/smartml/id1474221209)

**Features:** macOS Compatibility

**In-app purchases:** none


### Carvio

[App page](https://appshunter.io/ios/app/carvio/id6757611917)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Carvio Pro Monthly | $2.99 | per month |
| Carvio Pro Yearly | $19.99 | per year |


## Frequently asked questions

### Is SmartML free?

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

### Is Carvio free?

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

### Do SmartML or Carvio have ads?

Neither SmartML nor Carvio shows ads.

### Which is updated more often, SmartML or Carvio?

SmartML ships an update fortnightly, and Carvio every 4 months. Most recently, SmartML was updated on October 4, 2026 and Carvio on October 11, 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.*