M2B vs PCR
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
M2B
This application allows remote control of a GSM alarm system for home security. It enables arming, disarming, monitoring, and intercom functions via phone, offering a comprehensive DIY security solution.
- Remote control of GSM alarm system
- Arm and disarm functions
- Zone programming (real-time, delay, 24 hours)
- Phone and SMS alerts
- Voice prompt for operations
- Built-in artificial intelligent English message
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Wolf-Guard from China, since year 1998, for the global security market. Wolf-Guard provide all kinds of DIY home security products. Wolf-Guard "All For Your Security" This APP can help you remotely control Wolf-Guard M2B GSM Alarm System. Help you protect your housing! M2B specifications: 1. 7 wired and 99 wireless defense zones; 2. LCD screen with time clock display; 3. 3 groups of timely arm and disarm; 4. Call 6 phones and send SMS to 3 numbers; 5. 10-second automatic message recording; 6. Voice prompt for main unit & remote operations; 7. Built-in artificial intelligent English message; 8. The main unit can be used as a telephone; 9. Arm, disarm, monitor, and intercom by phone; 10. Real-time, Delay, 24 hours, Bypass defense zones program; 11. One-key-control: all the settings can be finished by keypad;
PCR
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Power Charge Report keeps accounting of the charging sessions of your EV car. The official Power Cruise Control OBD kit (dongle and cable, required on some cars) and a Power Cruise Control valid (non trial) VIN license are required to run this app.
Screenshots
Verdict
The clearest difference is update cadence: PCR at every 3 weeks against M2B's every 65 months. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
M2B ships an update every 65 months, PCR every 3 weeks. The most recent releases landed on October 23, 2026 and October 15, 2026 respectively.
| Parameter | M2B | PCR |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | โ |
| Update frequency | Every 65 months | Every 3 weeks โ better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | โ |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 10.0 โ better | 11.0 |
| Further details โ not scored | ||
| Size | 9 MB | 52 MB |
| Age rating | 4+ | 4+ |
| Developer | ๅ ็ | Laika Lab |
In-app purchases
M2B
No in-app purchases
PCR
No in-app purchases









