# Valves Management by Grafex vs Multimeter Simulator

The clearest difference is in-app purchases: Valves Management by Grafex at none against Multimeter Simulator's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Multimeter Simulator sells 3 one-off in-app purchases. Valves Management by Grafex asks for nothing beyond the download.

## The numbers

| Metric | Valves Management by Grafex | Multimeter Simulator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Size | 36 MB | 57 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Etansari Grafex SRL](https://appshunter.io/developer/1796800427) | [沛洁 赖](https://appshunter.io/developer/1895142467) |

## What reviewers say

### Valves Management by Grafex

[App page](https://appshunter.io/ios/app/valves-management-by-grafex/id6742101778)

**Features:** macOS Compatibility

**In-app purchases:** none


### Multimeter Simulator

[App page](https://appshunter.io/ios/app/multimeter-simulator/id6763448679)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| three-day experience | $1.29 | one-time |
| one-year VIP | $8.99 | one-time |
| Lifetime VIP | $15.90 | one-time |


## Frequently asked questions

### Is Valves Management by Grafex free?

Valves Management by Grafex is free to download, with no in-app purchases.

### Is Multimeter Simulator free?

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

### Do Valves Management by Grafex or Multimeter Simulator have ads?

Neither Valves Management by Grafex nor Multimeter Simulator shows ads.

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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.*