# FlashMM POS vs Pister Invoice

FlashMM POS and Pister Invoice are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

FlashMM POS ships an update every 3 weeks, Pister Invoice every 2 weeks. The most recent releases landed on October 6, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | FlashMM POS | Pister Invoice |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Size | 40 MB | 30 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [EI EI TUN](https://appshunter.io/developer/1835330732) | [FOKAS TECHNOLOGIES](https://appshunter.io/developer/1896279297) |

## What reviewers say

### FlashMM POS

[App page](https://appshunter.io/ios/app/flashmm-pos/id6761440270)

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

**In-app purchases:** none


### Pister Invoice

[App page](https://appshunter.io/ios/app/pister-invoice/id6766349574)

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

**In-app purchases:** none


## Frequently asked questions

### Is FlashMM POS free?

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

### Is Pister Invoice free?

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

### Do FlashMM POS or Pister Invoice have ads?

Neither FlashMM POS nor Pister Invoice shows ads.

### Which is updated more often, FlashMM POS or Pister Invoice?

FlashMM POS ships an update every 3 weeks, and Pister Invoice every 2 weeks. Most recently, FlashMM POS was updated on October 6, 2026 and Pister Invoice 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.*