# ISA Cert Validator vs Instant Card Grading

The clearest difference is rating: ISA Cert Validator at 5.0 against Instant Card Grading's 3.5. ISA Cert Validator also leads on in-app purchases (none vs 1) and ads (none vs shown). Instant Card Grading's advantage is update cadence (every 4 months vs every 43 months). On price, ratings volume, device support and iOS requirement there is nothing between them.

Both are free to download. Instant Card Grading sells 1 one-off in-app purchase. ISA Cert Validator asks for nothing beyond the download.

ISA Cert Validator holds the better App Store score, 5.0 against 3.5. Both are backed by a comparable volume of ratings — 7 and 19 respectively.

ISA Cert Validator ships an update every 43 months, Instant Card Grading every 4 months. The most recent releases landed on October 9, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | ISA Cert Validator | Instant Card Grading |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/isa-cert-validator/id1663513607/reviews)** | [3.5 (19 ratings)](https://appshunter.io/ios/app/instant-card-grading/id6469464438/reviews) |
| Number of ratings | 7 | **19** |
| Positive reviews | — | 28.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 43 months | **Every 4 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 28 MB |
| Requires iOS | 15.5 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Darryl Polo](https://appshunter.io/developer/1663513609) | [12 Triangles LLC](https://appshunter.io/developer/1249863049) |

## What reviewers say

### ISA Cert Validator

[App page](https://appshunter.io/ios/app/isa-cert-validator/id1663513607)

Instantly verify the authenticity of graded sports and trading cards. Scan a QR code or enter a serial number to access details like year, set, grade, and population.

**Highlights:** Verify card authenticity, Scan QR codes on labels, Search by serial number, View card details (year, set, grade), Check population totals

**In-app purchases:** none


### Instant Card Grading

[App page](https://appshunter.io/ios/app/instant-card-grading/id6469464438)

Analyze the centering of your trading cards instantly and accurately. This tool provides professional-quality pre-grading analysis to help you decide which cards to submit for official grading, saving you time and money.

**Highlights:** Instant centering analysis, Free pre-grading tool, Professional-grade accuracy, Works with all trading cards, Easy-to-use interface, Save and track cards

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is ISA Cert Validator free?

ISA Cert Validator is free to download, with no in-app purchases.

### Is Instant Card Grading free?

Instant Card Grading is free to download, with in-app purchases available.

### Which has better reviews, ISA Cert Validator or Instant Card Grading?

ISA Cert Validator is rated higher. ISA Cert Validator averages 5.0 out of 5 from 7 ratings, while Instant Card Grading averages 3.5 from 19 ratings.

### Do ISA Cert Validator or Instant Card Grading have ads?

Instant Card Grading shows ads; ISA Cert Validator does not.

### Which is updated more often, ISA Cert Validator or Instant Card Grading?

ISA Cert Validator ships an update every 43 months, and Instant Card Grading every 4 months. Most recently, ISA Cert Validator was updated on October 9, 2026 and Instant Card Grading on October 4, 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.*