Scan All Codes vs CnR M.A.R.S.
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Scan All Codes
Easily scan barcodes and QR codes by simply pointing your device. Search online for product information, store scan history, and even add reminders for offline use. Enhance scans with the flash and view URL QR codes directly on your Mac.
- Scan barcodes and QR codes
- Online content search
- Scan history storage
- Offline reminders
- Flashlight enhancement
- Handoff for URL QR codes
- Scan from photos
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Scan all codes allow you to simply point at a normal bar code or a qr code and then search online for their content. - Set a widget with a barcode / QR code on your springboard. - Search Online for matching products if looking to a UPD bar code. - Add Reminders if you are without internet connection. - Store a history of your scan results. - Enhance your scanner using the flash when the light is not optimal. - View URL QR codes directly on your mac using Handoff. - Scan barcode from your photos. If you like Scan All Codes, please take the time to give us a nice review: it really helps. Supported Barcode types: - UPCE - Code 39 - Code 39 Mod 43 - EAN 13 - EAN 8 - Code 93 - Code 128 - PDF 417 - QR Code - Aztec - Interleaved 2 of 5 - ITF 14 - Matrix
CnR M.A.R.S.
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A project where managers can manage and monitor their guards and customers can observe the status of their sites as guards are passing by in real time! Managers are able to: a) Get informed when guards are taking action on the field in real time (incl. photographs,sounds,text messages,incidents and more) b) Send instructions to guards c) Produce detailed reports for various entities (guards,customers,customer sites,complete patrol tours) d) Produced reports can be: i) send via email to predefined recipients ii) saved as pdfs in phone storage iii) printed on a wireless printer Check'N'Report Live Customers can see in real time the status of their remote sites and the latest activity that has been taken in place. Customers are able to: a) Get informed when guards are taking action on their remote sites in real time (incl. photographs,sounds,text messages,incidents and more) b) Produce detailed reports for various entities (guards,customers,customer sites,complete patrol tours) c) Produced reports can be: i) send via email to predefined recipients ii) saved as pdfs in phone storage iii) printed on a wireless printer
Screenshots
Verdict
The clearest difference is update cadence: Scan All Codes at every 2 months against CnR M.A.R.S.'s every 38 months. CnR M.A.R.S.'s advantage is iOS requirement (11.0 vs 15.0). 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.
Scan All Codes ships an update every 2 months, CnR M.A.R.S. every 38 months. The most recent releases landed on September 18, 2026 and September 9, 2026 respectively.
| Parameter | Scan All Codes | CnR M.A.R.S. |
|---|---|---|
| Price | Free | Free |
| Rating | 3.6 (37 ratings) — better | — |
| Positive reviews | 38.1% of reviews | — |
| Number of ratings | 37 — better | — |
| Update frequency | Every 2 months — better | Every 38 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 17 MB |
| Age rating | 17+ | 4+ |
| Developer | Francesco Frison | Allerup.Com AS |
In-app purchases
Scan All Codes
No in-app purchases
CnR M.A.R.S.
No in-app purchases









