# Perf vs Coin Identifier| Value Scanner

The clearest difference is review sentiment: Perf at 100% against Coin Identifier| Value Scanner's 0%. Perf also leads on rating (4.9 vs 3.0) and monetization model (freemium vs subscription). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Perf sells 2 in-app purchases, starting at $19.99 per year and Coin Identifier| Value Scanner sells 1 in-app purchase, starting at $9.99 per year. Whichever you choose, the download price is not the number that matters.

Perf holds the better App Store score, 4.9 against 3.0. That said, the two scores are not equally well evidenced: Perf has 11 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 100% of Perf's written reviews are positive against 0% of Coin Identifier| Value Scanner's.

## The numbers

| Metric | Perf | Coin Identifier| Value Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (11 ratings)](https://appshunter.io/ios/app/perf-stamp-identifier-and-value/id6794675329/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/coin-identifier-value-scanner/id6798334778/reviews) |
| Number of ratings | **11** | 2 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Monetization | **Freemium** | Subscription |
| Size | 8 MB | 146 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [SCALINGWEB TECHNOLOGIES](https://appshunter.io/developer/1712899707) | [Andrii Stasyk](https://appshunter.io/developer/6802244477) |

## What reviewers say

### Perf

[App page](https://appshunter.io/ios/app/perf-stamp-identifier-and-value/id6794675329)

This app helps identify stamps from photos, providing confidence levels and reasons for its assessments. It also offers tools to manage your stamp collection, including page scanning and condition grading, all while keeping your data private on your devices.

**Highlights:** Stamp identification from photos, Confidence levels and reasons for identification, Full page album scanning, Collection management with notes and condition, Perforation gauge and condition grading tools, Private iCloud syncing across devices

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Yearly | $19.99 | per year |
| Pro Lifetime | $49.99 | one-time |


### Coin Identifier| Value Scanner

[App page](https://appshunter.io/ios/app/coin-identifier-value-scanner/id6798334778)

Instantly identify coins by taking a photo. Access detailed information about their origin, year, and denomination, along with historical facts. Save your discoveries to a personal collection with an intuitive design.

**Highlights:** Identify coins with a photo, Detailed coin information, Historical facts, Personal coin collection, Intuitive design

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coin ID – Identifier | $9.99 | per year |


## Frequently asked questions

### Is Perf free?

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

### Is Coin Identifier| Value Scanner free?

Coin Identifier| Value Scanner is free to download, with in-app purchases available.

### Which has better reviews, Perf or Coin Identifier| Value Scanner?

Perf is rated higher. Perf averages 4.9 out of 5 from 11 ratings, while Coin Identifier| Value Scanner averages 3.0 from 2 ratings.

### Do Perf or Coin Identifier| Value Scanner have ads?

Neither Perf nor Coin Identifier| Value Scanner shows ads.

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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.*