# SV Ignition vs Autograph Identifier

The clearest difference is in-app purchases: SV Ignition at none against Autograph Identifier's 3. Autograph Identifier's advantage is update cadence (monthly vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Autograph Identifier sells 3 in-app purchases, starting at $4.99 per 7 days. SV Ignition asks for nothing beyond the download.

SV Ignition ships an update every 4 months, Autograph Identifier monthly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | SV Ignition | Autograph Identifier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.5 (34 ratings)](https://appshunter.io/ios/app/autograph-identifier-inkrify/id6749929092/reviews)** |
| Number of ratings | — | **34** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 15 MB | 35 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Michael Arnott](https://appshunter.io/developer/1579005889) | [Ramkumar Vellaisamy](https://appshunter.io/developer/1706335914) |

## What reviewers say

### SV Ignition

[App page](https://appshunter.io/ios/app/sv-ignition/id1579012290)

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

**In-app purchases:** none


### Autograph Identifier

[App page](https://appshunter.io/ios/app/autograph-identifier-inkrify/id6749929092)

Instantly identify and authenticate autographs using advanced AI. Discover historical context and estimated market value for signed items. Save your findings to a personal collection.

**Highlights:** Instant autograph identification from photos, AI-powered authenticity verification, Historical context of signers, Estimated market value discovery, Personal autograph collection saving

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Autograph Identifier Weekly | $4.99 | per 7 days |
| Autograph Identifier Yearly | $24.99 | per year |
| Autograph Identifier Lifetime | $199.99 | one-time |


## Frequently asked questions

### Is SV Ignition free?

SV Ignition 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 SV Ignition or Autograph Identifier have ads?

Neither SV Ignition nor Autograph Identifier shows ads.

### Which is updated more often, SV Ignition or Autograph Identifier?

SV Ignition ships an update every 4 months, and Autograph Identifier monthly. Most recently, SV Ignition was updated on October 25, 2026 and Autograph Identifier 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.*