# Own Dictionary vs Stamp Snap

The clearest difference is update cadence: Own Dictionary at every 3 days against Stamp Snap's monthly. Own Dictionary also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Own Dictionary sells 2 in-app purchases, starting at $1.99 per 7 days and Stamp Snap sells 2 in-app purchases, starting at $9.90 per 7 days. Whichever you choose, the download price is not the number that matters.

Own Dictionary ships an update every 3 days, Stamp Snap monthly. The most recent releases landed on October 13, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Own Dictionary | Stamp Snap |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/stamp-snap-value-identifier/id6758504782/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 58 MB | 4 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 9+ | 4+ |
| Developer | [Ashen Ishanka Costha](https://appshunter.io/developer/1566497857) | [Burak Guner](https://appshunter.io/developer/1776580422) |

## What reviewers say

### Own Dictionary

[App page](https://appshunter.io/ios/app/own-dictionary/id6757701028)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $1.99 | per 7 days |
| Premium Yearly | $12.99 | per year |


### Stamp Snap

[App page](https://appshunter.io/ios/app/stamp-snap-value-identifier/id6758504782)

Instantly identify stamps using AI by snapping a photo. Discover their estimated market value, rarity score, and detailed analysis. Keep track of all your identified stamps in an unlimited scan history.

**Highlights:** AI-powered stamp identification, Estimated market value, Rarity score and analysis, Unlimited scan history, Supports stamps from any country/era, Fast, accurate results

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $9.90 | per 7 days |
| Yearly Premium | $49.99 | per year |


## Frequently asked questions

### Is Own Dictionary free?

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

### Is Stamp Snap free?

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

### Do Own Dictionary or Stamp Snap have ads?

Neither Own Dictionary nor Stamp Snap shows ads.

### Which is updated more often, Own Dictionary or Stamp Snap?

Own Dictionary ships an update every 3 days, and Stamp Snap monthly. Most recently, Own Dictionary was updated on October 13, 2026 and Stamp Snap on October 15, 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.*