Compass° vs PFC Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Compass°
This application provides a large, easy-to-read compass display to show your direction and heading. It utilizes your device's internal hardware for accurate estimations.
- Large display
- Easy to read
- Shows direction
- Shows heading
- Uses device hardware
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This app is a super simple compass that is very easy to read with a huge display showing you the direction and heading. This software is provided as is and uses the device's internal hardware to estimate direction. By continuing to use this app you agree to our Terms of Service.
PFC Calculator
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PFC Calculations is a mobile app designed for field personnel to quickly calculate and save fire hydrant flow test results. It streamlines Pressure, Flow, and Consumption (PFC) calculations with easy input forms, visual hydrant selection, location tagging, and full-report saving—ideal for water utility and fire service professionals.
Screenshots
Verdict
The clearest difference is ads: PFC Calculator at none against Compass°'s shown. PFC Calculator also leads on update cadence (fortnightly vs every 18 months). On price, in-app purchases, device support and iOS requirement 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.
Compass° ships an update every 18 months, PFC Calculator fortnightly. The most recent releases landed on October 16, 2026 and October 2, 2026 respectively.
| Parameter | Compass° | PFC Calculator |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (59K ratings) — better | — |
| Positive reviews | 81.7% of reviews | — |
| Number of ratings | 59K — better | — |
| Update frequency | Every 18 months | Fortnightly — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 44 MB | 42 MB |
| Age rating | 4+ | 4+ |
| Developer | Tim O's Studios, LLC | Irina Rogova |
Bugs and requests
Compass°
Reported bugs
2 issues- Compass stuck on certain directions
- App crashes or fails to load
Requested features
3 requests- Paid ad-free version
- Additional features like GPS integration
- Improved accuracy and reliability
PFC Calculator
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Compass°
No in-app purchases
PFC Calculator
No in-app purchases
Questions
Is Compass° free?
Is PFC Calculator free?
Do Compass° or PFC Calculator have ads?
Which is updated more often, Compass° or PFC Calculator?
Other comparisons
