# Smart DGR vs LinearMaster

The clearest difference is in-app purchases: LinearMaster at none against Smart DGR's 2. Smart DGR's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Smart DGR sells 2 in-app purchases, starting at $8.99 per month. LinearMaster asks for nothing beyond the download.

## The numbers

| Metric | Smart DGR | LinearMaster |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | — |
| Size | 16 MB | 6 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [AvioDev Solutions LLC](https://appshunter.io/developer/1800257240) | [逸飞 姚](https://appshunter.io/developer/1832651191) |

## What reviewers say

### Smart DGR

[App page](https://appshunter.io/ios/app/smart-dgr/id6796352530)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Smart DGR Pro Monthly | $8.99 | per month |
| Smart DGR Pro Yearly | $74.99 | per year |


### LinearMaster

[App page](https://appshunter.io/ios/app/linearmaster/id6797800216)

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

**In-app purchases:** none


## Frequently asked questions

### Is Smart DGR free?

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

### Is LinearMaster free?

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

### Do Smart DGR or LinearMaster have ads?

LinearMaster shows ads; Smart DGR does not.

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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.*