# Linprog vs Digital Simulator bitGateLab

The clearest difference is in-app purchases: Linprog at none against Digital Simulator bitGateLab's 3. Digital Simulator bitGateLab's advantage is ads (none vs shown) and update cadence (every 2 days vs every 2 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Digital Simulator bitGateLab sells 3 in-app purchases, starting at $1.99 per month. Linprog asks for nothing beyond the download.

Linprog ships an update every 2 weeks, Digital Simulator bitGateLab every 2 days. Both last shipped on October 9, 2026.

## The numbers

| Metric | Linprog | Digital Simulator bitGateLab |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Size | 52 MB | 47 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Vitalii Solovei](https://appshunter.io/developer/1535373267) | [RUBEN ESTRADA MARMOLEJO](https://appshunter.io/developer/6811264011) |

## What reviewers say

### Linprog

[App page](https://appshunter.io/ios/app/linprog-linear-programming/id6785194507)

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

**In-app purchases:** none


### Digital Simulator bitGateLab

[App page](https://appshunter.io/ios/app/digital-simulator-bitgatelab/id6811264009)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| bitGateLab Digital Monthly | $1.99 | per month |
| bitGateLab Digital Annual | $14.99 | per year |
| bitGateLab Digital Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is Linprog free?

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

### Is Digital Simulator bitGateLab free?

Digital Simulator bitGateLab is free to download, with in-app purchases available.

### Do Linprog or Digital Simulator bitGateLab have ads?

Linprog shows ads; Digital Simulator bitGateLab does not.

### Which is updated more often, Linprog or Digital Simulator bitGateLab?

Linprog ships an update every 2 weeks, and Digital Simulator bitGateLab every 2 days. Most recently, Linprog was updated on October 9, 2026 and Digital Simulator bitGateLab on October 9, 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.*