# NGC vs qOtimp Portfolio Optimization

The clearest difference is iOS requirement: qOtimp Portfolio Optimization at 12.0 against NGC's 15.1. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | NGC | qOtimp Portfolio Optimization |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.1 (78 ratings)](https://appshunter.io/ios/app/ngc/id1187308010/reviews)** | — |
| Number of ratings | **78** | — |
| Positive reviews | 6.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free | — |
| Size | 69 MB | 41 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Numismatic Guaranty Corporation](https://appshunter.io/developer/545397855) | [Savithri Pandurangan](https://appshunter.io/developer/1774950874) |

## What reviewers say

### NGC

[App page](https://appshunter.io/ios/app/ngc/id1187308010)

This app provides coin collectors with access to essential resources from a leading third-party coin grading service. Verify coin certifications, explore population data, manage your collection, and stay updated with the latest news and research.

**Highlights:** Verify NGC Certification, NGC Census Population Data, NGC Registry for Collections, Latest NGC News & Research, Scan coin barcodes, Track coin rarity

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

**In-app purchases:** none

**What reviewers like**

- ✅ Coin verification functionality (when working)
- 📊 Census data and grading information
- 🔍 Barcode scanning capability
- 💾 Ability to build coin collection registry

**What reviewers complain about**

- 🐛 Frequent app crashes during core functions
- 🔐 Persistent login issues and forced re-authentication
- 📵 Barcode scanner non-functional for extended periods
- 🚫 Manual cert number entry fails repeatedly
- ⚠️ App logs out users constantly

**Reported bugs**

- App crashes when scanning barcodes
- App crashes when entering certification numbers manually
- Login credentials not accepted despite working on website
- Barcode scanner detects but doesn't process codes
- Price guide values not displaying

**Requested features**

- Total collection value calculation
- Persistent login sessions
- Improved barcode/QR code scanning
- Price guide integration
- Coin photo display


### qOtimp Portfolio Optimization

[App page](https://appshunter.io/ios/app/qotimp-portfolio-optimization/id6739531274)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NGC free?

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

### Is qOtimp Portfolio Optimization free?

qOtimp Portfolio Optimization is free to download, with no in-app purchases.

### Do NGC or qOtimp Portfolio Optimization have ads?

Neither NGC nor qOtimp Portfolio Optimization 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.*