QR Inspector vs Cat Not Cat
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
QR Inspector
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QR Inspector allows you to scan QR Codes and see where they send you, including redirects. It is a must have for curious people that want to scan random QR Codes
Cat Not Cat
Determine if an image contains a cat. The accuracy of the results is enhanced when a cat is clearly visible in the picture.
- Image analysis for cat identification
- Cat detection in user-taken photos
- Results optimized for prominent cats
- Simple and intuitive interface
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With this app you can tell if a picture that you have taken is a picture of a cat or not a cat. **Results are best if cat is prominent in picture.
Screenshots
Verdict
The clearest difference is iOS requirement: QR Inspector at 15.0 against Cat Not Cat's 17.5. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | QR Inspector | Cat Not Cat |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (5 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 5 — better |
| Update frequency | Every 2 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.5 |
| Further details — not scored | ||
| Size | 3 MB | 24 MB |
| Age rating | 17+ | 4+ |
| Developer | Federico Martinez | Suzanne Dillon |
In-app purchases
QR Inspector
No in-app purchases
Cat Not Cat
No in-app purchases









