# NACVIEW Authenticator vs Autograph Identifier

The clearest difference is in-app purchases: NACVIEW Authenticator at none against Autograph Identifier's 2. NACVIEW Authenticator also leads on device support (3 vs 1) and iOS requirement (14.0 vs 17.5). Autograph Identifier's advantage is update cadence (every 10 days vs every 12 months). On price and ads there is nothing between them.

Both are free to download. Autograph Identifier sells 2 in-app purchases, starting at $9.99 per 7 days. NACVIEW Authenticator asks for nothing beyond the download.

NACVIEW Authenticator ships an update every 12 months, Autograph Identifier every 10 days. The most recent releases landed on September 23, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | NACVIEW Authenticator | Autograph Identifier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.2 (99 ratings)](https://appshunter.io/ios/app/autograph-identifier/id6749822952/reviews)** |
| Number of ratings | — | **99** |
| Positive reviews | — | 15.4% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 10 days** |
| Monetization | — | Free with in-app purchases |
| Size | 12 MB | 6 MB |
| Requires iOS | **14.0** | 17.5 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [NACVIEW Sp. z o.o.](https://appshunter.io/developer/1228056785) | [Meltem Arslan](https://appshunter.io/developer/1796666586) |

## What reviewers say

### NACVIEW Authenticator

[App page](https://appshunter.io/ios/app/nacview-authenticator/id1561763176)

**Features:** macOS Compatibility

**In-app purchases:** none


### Autograph Identifier

[App page](https://appshunter.io/ios/app/autograph-identifier/id6749822952)

Instantly identify and authenticate autographs using AI-powered image recognition. Get detailed analysis and verification for signed memorabilia, perfect for collectors and enthusiasts.

**Highlights:** AI-powered autograph identification, Real-time authenticity assessment, Detailed signature analysis, Comprehensive autograph database, Professional-grade scanning, Export and share reports

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $9.99 | per 7 days |
| Annual Plan | $49.99 | per year |


## Frequently asked questions

### Is NACVIEW Authenticator free?

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

### Is Autograph Identifier free?

Autograph Identifier is free to download, with in-app purchases available.

### Do NACVIEW Authenticator or Autograph Identifier have ads?

Neither NACVIEW Authenticator nor Autograph Identifier shows ads.

### Which is updated more often, NACVIEW Authenticator or Autograph Identifier?

NACVIEW Authenticator ships an update every 12 months, and Autograph Identifier every 10 days. Most recently, NACVIEW Authenticator was updated on September 23, 2026 and Autograph Identifier on October 2, 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.*