# CoinValue：Coin Identifier vs StampRef

The clearest difference is ads: StampRef at none against CoinValue：Coin Identifier's shown. StampRef also leads on iOS requirement (13.0 vs 17.0). CoinValue：Coin Identifier's advantage is chart position (#197 vs unranked). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. CoinValue：Coin Identifier sells 5 in-app purchases, starting at $3.99 per month and StampRef sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

CoinValue：Coin Identifier ships an update fortnightly, StampRef every 3 weeks. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | CoinValue：Coin Identifier | StampRef |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (1.1K ratings)](https://appshunter.io/ios/app/coinvaluecoin-identifier/id6751377955/reviews)** | — |
| Number of ratings | **1.1K** | — |
| Positive reviews | 43.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#197** | — |
| Size | 151 MB | 140 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [A.T. LTD](https://appshunter.io/developer/1834835359) | [Victor Pham](https://appshunter.io/developer/1882301002) |

## What reviewers say

### CoinValue：Coin Identifier

[App page](https://appshunter.io/ios/app/coinvaluecoin-identifier/id6751377955)

**Currently charting:** #197 Top Grossing · Reference (US App Store)

Instantly identify coins with a photo using an extensive global database. Get detailed analysis, rarity grading, and manage your collection effortlessly. This AI-powered tool makes numismatics accessible and enjoyable for enthusiasts.

**Highlights:** AI-powered coin identification, Extensive global coin database, Professional coin analysis reports, Rarity grading and market valuations, Collection management system, Instant photo recognition

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CoinValue Premium Monthly | $3.99 | per month |
| CoinValue Premium Annual | $39.99 | per year |
| CoinValue Premium Annual | $39.99 | per year |
| CoinValue Premium Annual | $39.99 | per year |
| CoinValue Premium Yearly | $39.99 | per year |


### StampRef

[App page](https://appshunter.io/ios/app/stampref-stamp-identifier/id6760886317)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $4.99 | per 7 days |
| Monthly Premium | $8.99 | per month |
| Yearly Premium | $59.99 | per year |


## Frequently asked questions

### Is CoinValue：Coin Identifier free?

CoinValue：Coin Identifier is free to download, with in-app purchases available.

### Is StampRef free?

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

### Do CoinValue：Coin Identifier or StampRef have ads?

CoinValue：Coin Identifier shows ads; StampRef does not.

### Which is updated more often, CoinValue：Coin Identifier or StampRef?

CoinValue：Coin Identifier ships an update fortnightly, and StampRef every 3 weeks. Most recently, CoinValue：Coin Identifier was updated on November 8, 2026 and StampRef on November 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*