Comparison

MRF CPO vs PTDevices

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

★ 3.73 ratingsView app →

About

MRF CPO

Features

Read full description

MRF CPO is a daily note taking app for community peace officers.

About

PTDevices

Monitor your PTDevices tank levels and receive alerts directly from your mobile device. Easily set up new devices and view historical data. Connect your devices online through your home WiFi with a simple step-by-step process.

Highlights

Monitor tank levels
Setup alerts
View level history
Setup new devices
Connect devices via WiFi

Features

Read full description

Access your PTDevices account to monitor your tank levels (PTLevel), setup alerts, view level history, setup new devices and more all in the palm of your hand! Follow a very simple step by step process to get your PTDevices connected online through your home WiFi. This includes the PTLevel liquid level monitor. You can see more information about our devices at www.paremtech.com.

Screenshots

MRF CPO4 screens

PTDevices4 screens

Verdict

The call

The clearest difference is update cadence: MRF CPO at every 3 weeks against PTDevices's every 2 months. 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

MRF CPO ships an update every 3 weeks, PTDevices every 2 months. The most recent releases landed on September 17, 2026 and September 15, 2026 respectively.

Scorecard1 real difference · 9 level

MRF CPO versus PTDevices: the parameters behind the verdict, then further details
Parameter	MRF CPO	PTDevices
Price	Free	Free
Rating	—	3.7 (3 ratings) — better
Positive reviews	—	100.0% of reviews
Number of ratings	—	3 — better
Update frequency	Every 3 weeks — better	Every 2 months
Ads	No	No
In-app purchases	No	No
Monetization	—	Free
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	13.0	12.0 — better
Further details — not scored
Size	42 MB	49 MB
Age rating	17+	4+
Developer	MRF Geosystems Corp.	Michael VandeBeld

In-app purchases

None

MRF CPO

No in-app purchases

None

PTDevices

No in-app purchases

Questions

Is MRF CPO free?

MRF CPO is free to download, with no in-app purchases.

Is PTDevices free?

PTDevices is free to download, with no in-app purchases.

Do MRF CPO or PTDevices have ads?

Neither MRF CPO nor PTDevices shows ads.

Which is updated more often, MRF CPO or PTDevices?

MRF CPO ships an update every 3 weeks, and PTDevices every 2 months. Most recently, MRF CPO was updated on September 17, 2026 and PTDevices on September 15, 2026.