# QUANT Payment vs Spain Tax Guide

The clearest difference is ads: Spain Tax Guide at none against QUANT Payment's shown. QUANT Payment's advantage is update cadence (every 2 months vs every 7 months) and iOS requirement (11.0 vs 16.0). On price, 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.

QUANT Payment ships an update every 2 months, Spain Tax Guide every 7 months. The most recent releases landed on October 16, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | QUANT Payment | Spain Tax Guide |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 7 months |
| Size | 58 MB | 6 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Quant Financial Limited](https://appshunter.io/developer/1592698638) | [Yaroslav Mykolaienko](https://appshunter.io/developer/1711921558) |

## What reviewers say

### QUANT Payment

[App page](https://appshunter.io/ios/app/quant-payment/id1592698636)

**Features:** macOS Compatibility

**In-app purchases:** none


### Spain Tax Guide

[App page](https://appshunter.io/ios/app/spain-tax-guide/id6760213594)

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

**In-app purchases:** none


## Frequently asked questions

### Is QUANT Payment free?

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

### Is Spain Tax Guide free?

Spain Tax Guide is free to download, with no in-app purchases.

### Do QUANT Payment or Spain Tax Guide have ads?

QUANT Payment shows ads; Spain Tax Guide does not.

### Which is updated more often, QUANT Payment or Spain Tax Guide?

QUANT Payment ships an update every 2 months, and Spain Tax Guide every 7 months. Most recently, QUANT Payment was updated on October 16, 2026 and Spain Tax Guide on October 3, 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.*