# Datman vs Invoice GPT

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

Both are free to download. Invoice GPT sells 4 in-app purchases, starting at $4.99 per year. Datman asks for nothing beyond the download.

Datman ships an update every 4 weeks, Invoice GPT every 2 months. The most recent releases landed on October 17, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Datman | Invoice GPT |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 18.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 39 MB | 69 MB |
| Requires iOS | **15.1** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [My Pay Limited](https://appshunter.io/developer/1407303324) | [Blake Kellett](https://appshunter.io/developer/1807760358) |

## What reviewers say

### Datman

[App page](https://appshunter.io/ios/app/datman/id1638533683)

Manage all your business transactions and payments with this comprehensive solution. Track payments, process refunds, and access detailed reports. Features live monitoring and a new transaction search function.

**Highlights:** Complete payment tracking, Real-time balance and settlement checks, Quick refund processing, Detailed transaction reports, Transaction search by order amount, customer address, or email, Live transaction monitoring, Direct in-app support access

**Features:** Vision Pro support

**In-app purchases:** none


### Invoice GPT

[App page](https://appshunter.io/ios/app/invoice-gpt/id6744450048)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support | $4.99 | per year |
| Premium | $4.99 | per month |
| No ADs | $9.99 | per year |
| Prepaid tokens | $4.99 | one-time |


## Frequently asked questions

### Is Datman free?

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

### Is Invoice GPT free?

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

### Do Datman or Invoice GPT have ads?

Neither Datman nor Invoice GPT shows ads.

### Which is updated more often, Datman or Invoice GPT?

Datman ships an update every 4 weeks, and Invoice GPT every 2 months. Most recently, Datman was updated on October 17, 2026 and Invoice GPT 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.*