# Excise Tax Stamp Validator vs SAMU

Excise Tax Stamp Validator and SAMU 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.

Excise Tax Stamp Validator ships an update fortnightly, SAMU every 3 weeks. The most recent releases landed on October 19, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Excise Tax Stamp Validator | SAMU |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Size | 37 MB | 63 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MADRAS SECURITY PRINTERS PRIVATE LIMITED](https://appshunter.io/developer/1677075694) | [CTSNG LTD](https://appshunter.io/developer/1745357779) |

## What reviewers say

### Excise Tax Stamp Validator

[App page](https://appshunter.io/ios/app/excise-tax-stamp-validator/id1640893927)

**Features:** macOS Compatibility

**In-app purchases:** none


### SAMU

[App page](https://appshunter.io/ios/app/samu-vendor/id6737700983)

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

**In-app purchases:** none


## Frequently asked questions

### Is Excise Tax Stamp Validator free?

Excise Tax Stamp Validator is free to download, with no in-app purchases.

### Is SAMU free?

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

### Do Excise Tax Stamp Validator or SAMU have ads?

Neither Excise Tax Stamp Validator nor SAMU shows ads.

### Which is updated more often, Excise Tax Stamp Validator or SAMU?

Excise Tax Stamp Validator ships an update fortnightly, and SAMU every 3 weeks. Most recently, Excise Tax Stamp Validator was updated on October 19, 2026 and SAMU on October 7, 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.*