Codex vs QR CODEX
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Codex
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Smart Currency Exchange App Stay on top of real-time exchange rates from all major currencies worldwide. Easily convert, compare, and calculate your currencies with precision and speed. Key Features - Real-time exchange rate updates (supports all major currencies) - Mixed Mode: Enter multiple currencies and get an instant total in your chosen currency - Quick and intuitive currency conversion - Simple chart view for rate trends - Offline access to recently updated rates Perfect for travelers, online shoppers, and global investors Codex Rates keeps your money smart and connected.
QR CODEX
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The fastest way to scan and create QR codes! fast, and works offline.
Screenshots
Verdict
The clearest difference is in-app purchases: Codex at none against QR CODEX's 3. QR CODEX's advantage is update cadence (every 9 days vs every 2 months) and iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. QR CODEX sells 3 one-off in-app purchases. Codex asks for nothing beyond the download.
Codex ships an update every 2 months, QR CODEX every 9 days. The most recent releases landed on October 3, 2026 and October 9, 2026 respectively.
| Parameter | Codex | QR CODEX |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 9 days โ better |
| Ads | No | No |
| In-app purchases | No โ better | Yes |
| Devices | iPhone, iPod | iPhone, iPad, iPod โ better |
| Requires iOS | 15.0 | 13.0 โ better |
| Further details โ not scored | ||
| Size | 31 MB | 42 MB |
| Age rating | 4+ | 4+ |
| Developer | codexroot | Bedirhan Altun |
In-app purchases
Codex
No in-app purchases
QR CODEX
- Buy Me a Coffee$1.99
- Buy Me a Cake$3.99
- Buy Me a Meal$5.99
