WisePIN vs Contrato Operator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WisePIN
This app enables merchants to accept card payments securely using consumer devices. It facilitates PIN-on-Mobile transactions, offering a cost-effective alternative to traditional hardware terminals for small businesses.
- PIN-on-Mobile transactions
- Secure PIN entry on consumer devices
- AES encryption with Whitebox Cryptography
- Backend security monitoring
- PCI PTS 5.0 certified card reader integration
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What is POM? (PIN-on-Mobile or PIN-on-COTS) Traditionally, PIN Entry for Chip and PIN or PIN Debit has been implemented on special hardware with a physically secure numeric PIN Pad. In January 2018, the PCI Security Standards Council announced a new method for secure PIN entry called PIN on Mobile that allows the use of Consumer-Off-The-Shelf (COTS) devices. Why was this new PIN-on-Mobile system created? Merchants, especially small and micro merchants, need a lower cost, more easily available solution than traditional hardware-based PIN entry terminals. This enables these merchants to accept card payments and, therefore, result in increased card payment volumes. In addition, many governments are now advocating for card payments as a way to disburse governments benefits, track and collect taxes as well as fight corruption that can be occur with large amounts of cash. What is needed to support PIN-On-Mobile? The secure end-to-end PIN-on-Mobile solution is defined by the Payment Card Industry (PCI) Software-based PIN Entry on COTS Security Requirements. All systems must have the following components to meet the requirements: • A Secured Application - For PINned transactions, the secured app will generate PINPAD for PIN Entry - PIN is encrypted by an AES key which is protected by Whitebox Cryptography. The AES key will be updated once per month • Backend Security Monitoring Component - Sends notification and disables the device if abnormality is detected - A heart beat signal monitors the integrity of device and the secure application running on the device • A Secure Card Reader - PCI PTS 5.0 certified EMV card reader without MSR reader - Acquirer PIN key is injected into the device for Encrypted PIN block generation
Contrato Operator
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Use your phone to order a service, from a nearby service provider, and enjoy professional service at affordable rates from the comfort of your home, office, hotel etc. Why choose Contrato • Prompt and affordable services • 24/7 services • All our providers are genuine, honest, professional and thoroughly verified. To request a service within Contrato app: 1. Open the app, sign up and simply choose a service, 2. The app will list all nearby service providers based on popularity or proximity, 3. See your Service Provider's location on the real-time map; 4. Your provider will avail him/herself to your preferred location; 5. Enjoy the Service, Leave a rating and pay.
Screenshots
Verdict
The clearest difference is iOS requirement: WisePIN at 11.0 against Contrato Operator's 13.0. On price, update cadence, ads and in-app purchases 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.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 2, 2026 and November 7, 2026 respectively.
| Parameter | WisePIN | Contrato Operator |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 36 MB | 233 MB |
| Age rating | 4+ | 4+ |
| Developer | BBPOS LTD | Pedro Franque |
In-app purchases
WisePIN
No in-app purchases
Contrato Operator
No in-app purchases









