# Stamp Identifier vs JustCalc

The clearest difference is in-app purchases: JustCalc at none against Stamp Identifier's 2. JustCalc also leads on iOS requirement (13.0 vs 16.6). Stamp Identifier's advantage is device support. On price there is nothing between them.

Both are free to download. Stamp Identifier sells 2 in-app purchases, starting at $2.99 per 7 days. JustCalc asks for nothing beyond the download.

## The numbers

| Metric | Stamp Identifier | JustCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (6 ratings)](https://appshunter.io/ios/app/stamp-identifier-stamplet/id6756788107/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | Every 6 days | — |
| Monetization | Freemium | — |
| Size | 52 MB | 24 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | **iPhone, iPad** | — |
| Age rating | 4+ | 4+ |
| Developer | [VIKSVA, MB](https://appshunter.io/developer/1821126705) | [Hean Zhen Gooi](https://appshunter.io/developer/1650757973) |

## What reviewers say

### Stamp Identifier

[App page](https://appshunter.io/ios/app/stamp-identifier-stamplet/id6756788107)

Instantly identify and value postage stamps with advanced AI. Get accurate appraisals, condition assessments, and detect rare errors from a single photo. Manage your collection and track its value over time.

**Highlights:** AI-powered stamp identification, Instant valuation and price guide, Professional condition assessment and grading, Detection of rare errors and varieties, Two-sided comprehensive analysis, Stamp collection management and portfolio tracking

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium weekly | $2.99 | per 7 days |
| Yearly subscription | $34.99 | per year |


### JustCalc

[App page](https://appshunter.io/ios/app/justcalc-smart-calculator/id6760839729)

**In-app purchases:** none


## Frequently asked questions

### Is Stamp Identifier free?

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

### Is JustCalc free?

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

---

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