# Invoice Pro Manager vs VoltInvoice Electrician

The clearest difference is in-app purchases: Invoice Pro Manager at none against VoltInvoice Electrician's 2. Invoice Pro Manager also leads on update cadence (every 2 weeks vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. VoltInvoice Electrician sells 2 in-app purchases, starting at $5.99 per month. Invoice Pro Manager asks for nothing beyond the download.

Invoice Pro Manager ships an update every 2 weeks, VoltInvoice Electrician every 3 months. The most recent releases landed on October 5, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Invoice Pro Manager | VoltInvoice Electrician |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/voltinvoice-electrician/id6760909567/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Size | 62 MB | 108 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BK Solutions SH.P.K.](https://appshunter.io/developer/1875517583) | [LibriApps](https://appshunter.io/developer/1879823356) |

## What reviewers say

### Invoice Pro Manager

[App page](https://appshunter.io/ios/app/invoice-pro-manager/id6758885151)

**Features:** macOS Compatibility

**In-app purchases:** none


### VoltInvoice Electrician

[App page](https://appshunter.io/ios/app/voltinvoice-electrician/id6760909567)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly Subscription | $5.99 | per month |
| Pro Annual Subscription | $49.99 | per year |


## Frequently asked questions

### Is Invoice Pro Manager free?

Invoice Pro Manager is free to download, with no in-app purchases.

### Is VoltInvoice Electrician free?

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

### Do Invoice Pro Manager or VoltInvoice Electrician have ads?

Neither Invoice Pro Manager nor VoltInvoice Electrician shows ads.

### Which is updated more often, Invoice Pro Manager or VoltInvoice Electrician?

Invoice Pro Manager ships an update every 2 weeks, and VoltInvoice Electrician every 3 months. Most recently, Invoice Pro Manager was updated on October 5, 2026 and VoltInvoice Electrician 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.*