iFMS vs Compass for Watch
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iFMS
Enhance your flight simulator experience with a realistic Boeing-style Flight Management System and cockpit displays on your mobile device. Build a home cockpit and connect to popular simulators over your local network for immersive practice.
- Realistic Flight Planning/Tracking/Navigation
- Boeing style Flight Management System
- Boeing style Primary Flight Display
- Various EICAS Displays
- LNAV & VNAV autopilot control
- Configurable aircraft
- Updatable navdata
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Make your Flight Simulator experience a more realistic one. iFMS will provide you with a nearly fully functional "Boeing style" Flight Management System, A Primary Flight Display, Navigation Display and a number of 2 or 4 engine EICAS displays on your iPhone, iPad or iPod. Build your very own home cockpit using only a few mobile devices and connect to any of the popular Flight Simulators over your local network. iFMS can be configured for use with almost any of your favorite Flight Simulator's standard or add-on aircraft. A number of default aircraft configuration files are included but you can easily make your own and download them to your iFMS through iTunes. The FMS display and functionality simulates the "Boeing style" Flight Management System accurately. Apart from all the standard flight planning and tracking functionality, all the more complex functions such as hold programming, custom waypoint programming by coordinates, heading/distance calculation or waypoints radial/intersection calculation and abeam route waypoint calculations are available as well, along with much, much more. iFMS also includes an LNAV/VNAV engine which will control your aircraft's autopilot to fly the programmed LNAV/VNAV route. iFMS uses Wi-Fi to connect to your favorite Flight Simulator over your local network, alternatively iFMS can also use the device GPS (if present) as a data source, you can be a passenger in the car and practice your FMS programming skills. Be aware though, iFMS cannot be used for real world aviation navigation as this is strictly against the terms of use of this product. iFMS can be configured for use with almost any of your favorite Flight Simulator's standard aircraft and most add-on aircraft, a number of default aircraft are included but you can easily make your own on your computer and transfer them to iFMS through iTunes. Features summary: - Realistic Flight Planning/Tracking/Navigation - Boeing style Flight Management System - Boeing style Primary Flight Display - Boeing style HSI or NAV Display - Various 2 or 4 engine EICAS Displays - LNAV & VNAV calculation and MCP programming - LNAV/VNAV engine to control the aircraft autopilot - Configurable aircraft - Use your own created aircraft files - Loading and saving of flight plans - Compatible with Apple iPhone, iPod and iPad - Single portrait or side by side landscape view - Updatable navdata through Navigraph Compatibility: FMS will run on the following devices: - iPad (3rd generation or later) - iPad Mini/Air/Pro - iPhone (4th generation or later) - iPod Touch (4th generation or later) iFMS is compatible to run with: - Microsoft Flight Simulator 9 (using FSUIPC) - Microsoft Flight Simulator X - Prepar3D 2.X - Prepar3D 3.X - Prepar3D 4.X - X-Plane (Windows and OSX) - Stand-alone (GPS driven) Please visit http://www.ifms-fs.com for more details about iFMS, supported flight simulator packages and how to connect iFMS to them.
Compass for Watch
This app helps you find North using the sun and your Apple Watch. Rotate the digital crown to align a marker with the sun, and it will display your direction. It functions like a real compass without needing GPS or a phone.
- Find direction to North using the sun
- Digital Crown for marker alignment
- Works without GPS or phone
- Real compass feel
- Supports Apple Watch, iPhone, iPod
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Compass for Apple Watch Easily find direction to the North using the sun and Apple Watch. Just use Digital Crown (on your Apple Watch) to point marker to the sun and app shows you direction to the North. It looks and feel like real compass, You do not need GPS and phone, only what you need is to see the sun see how it works here: https://youtu.be/PYH5n703aP8
Screenshots
Verdict
The clearest difference is price: Compass for Watch at $1.99 against iFMS's $15.99. Compass for Watch also leads on chart position (#57 vs unranked). iFMS's advantage is rating (3.1 vs 2.5) and review sentiment (46% vs 9%). On ads, in-app purchases, monetization model 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
iFMS costs $15.99 and Compass for Watch $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
iFMS holds the better App Store score, 3.1 against 2.5. That said, the two scores are not equally well evidenced: iFMS has 14 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 46% of iFMS's written reviews are positive against 9% of Compass for Watch's.
iFMS ships an update every 4 weeks, Compass for Watch every 2 months. The most recent releases landed on September 23, 2026 and September 9, 2026 respectively.
| Parameter | iFMS | Compass for Watch |
|---|---|---|
| Price | $15.99 | $1.99 — better |
| Rating | 3.1 (14 ratings) — better | 2.5 (2 ratings) |
| Positive reviews | 45.7% of reviews — better | 9.1% of reviews |
| Number of ratings | 14 — better | 2 |
| Update frequency | Every 4 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Best chart rank | — | #57 — better |
| Devices | iPhone, iPad, iPod — better | iPhone, Apple Watch |
| Requires iOS | 8.1 — better | 16.6 |
| Further details — not scored | ||
| Size | 50 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Michael Feyter | Orion Lukasz Gonerski |
Customer experience
iFMS
Compass for Watch
In-app purchases
iFMS
No in-app purchases
Compass for Watch
No in-app purchases
Questions
Is iFMS free?
Is Compass for Watch free?
Which has better reviews, iFMS or Compass for Watch?
Do iFMS or Compass for Watch have ads?
Which is updated more often, iFMS or Compass for Watch?
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