# AX Invoice vs FellowBase

The clearest difference is iOS requirement: AX Invoice at 10.0 against FellowBase's 12.3. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

AX Invoice ships an update every 2 months, FellowBase every 5 weeks. The most recent releases landed on December 21, 2025 and September 22, 2026 respectively.

## The numbers

| Metric | AX Invoice | FellowBase |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Size | 60 MB | 53 MB |
| Requires iOS | **10.0** | 12.3 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Bredana Systemudvikling A/S](https://appshunter.io/developer/977670522) | [Fellowmind Denmark A/S](https://appshunter.io/developer/693977220) |

## What reviewers say

### AX Invoice

[App page](https://appshunter.io/ios/app/ax-invoice/id977670526)

**Features:** macOS Compatibility

**In-app purchases:** none


### FellowBase

[App page](https://appshunter.io/ios/app/fellowbase/id1495779461)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AX Invoice free?

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

### Is FellowBase free?

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

### Do AX Invoice or FellowBase have ads?

Neither AX Invoice nor FellowBase shows ads.

### Which is updated more often, AX Invoice or FellowBase?

AX Invoice ships an update every 2 months, and FellowBase every 5 weeks. Most recently, AX Invoice was updated on December 21, 2025 and FellowBase on September 22, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*