# Abzer Smart Invoice vs Tengai POS

The clearest difference is update cadence: Tengai POS at every 2 weeks against Abzer Smart Invoice's every 6 months. Abzer Smart Invoice's advantage is iOS requirement (12.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Abzer Smart Invoice ships an update every 6 months, Tengai POS every 2 weeks. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Abzer Smart Invoice | Tengai POS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Size | 26 MB | 98 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Abzer Mobility Team](https://appshunter.io/developer/1512008009) | [Tengai Solutions (Private) Limited](https://appshunter.io/developer/6792802013) |

## What reviewers say

### Abzer Smart Invoice

[App page](https://appshunter.io/ios/app/abzer-smart-invoice/id1512008010)

**Features:** macOS Compatibility

**In-app purchases:** none


### Tengai POS

[App page](https://appshunter.io/ios/app/tengai-pos/id6792802010)

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

**In-app purchases:** none


## Frequently asked questions

### Is Abzer Smart Invoice free?

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

### Is Tengai POS free?

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

### Do Abzer Smart Invoice or Tengai POS have ads?

Neither Abzer Smart Invoice nor Tengai POS shows ads.

### Which is updated more often, Abzer Smart Invoice or Tengai POS?

Abzer Smart Invoice ships an update every 6 months, and Tengai POS every 2 weeks. Most recently, Abzer Smart Invoice was updated on November 7, 2026 and Tengai POS on October 31, 2026.

---

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