About Pro Compass (Craig Hunter)
Pro Compass offers nine different compass modes with direct read, traditional, and rosette styles capable of displaying degrees, quads, or mils (the direct read mode shows a North-South needle and reversed East-West convention). In all display modes, Pro Compass shows both magnetic and true direction simultaneously, with a rotating outer true ring that is automatically adjusted for local magnetic declination. Sun and Moon position are marked on the compass rings and continually updated.
After using Pro Compass, you'll see why it's the best and most realistic compass available on the App Store! Also be sure to check out the new Pro Compass for Watch, available for all Apple Watch models running watchOS 6 or later.
***** IMPORTANT ACCURACY NOTE *****
Pro Compass reports accuracy directly from the magnetometer sensor in your device. This accuracy is determined by the hardware, not the application itself.
To improve results, operate Pro Compass away from any electronics or other sources of electro-magnetic interference, including car dashboards, aircraft cockpits, metal structures, and other devices.
Please contact the developer via the support link if you need additional information about accuracy or operation of Pro Compass.
What's New in Pro Compass (v2.0.1)
Pro Compass Contact Information
To reach Pro Compass customer service and technical support, use the official channels below. For the fastest reply, choose the developer's official website.
Pro Compass Subscription, App Deletion & iOS Support
How do I cancel the Pro Compass subscription?
Open Settings on your iPhone or iPad, tap your Apple ID (your name) at the top, go to Subscriptions, select Pro Compass from the list and tap Cancel Subscription. Cancellation takes effect at the end of the current billing period; you can keep using the app until then. See Apple's official subscription management page for details.
How do I delete the Pro Compass app?
Touch and hold the Pro Compass icon on the Home Screen, choose Remove App and then Delete App. Important: if you have an active subscription, deleting the app does not cancel it automatically - you must first cancel your subscription using the steps above.
Pro Compass purchases, refunds and billing issues
Report billing or refund requests for Pro Compass through Apple's Report a Problem (reportaproblem.apple.com). For the app's own technical support and contact, use the developer's official website or the Pro Compass App Store page.
Distribution of Pro Compass Reviews
Of the last 58 reviews shown, 72% are positive (4–5★) and 28% negative (1–3★). App Store overall rating: 4.3 / 5
Pro Compass Positive Reviews and Ratings
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Professionally done but a minor gripe on optional "Datum Pack". If purchasing multiple apps from this programmer, be aware that the optional datum pack will only work within the app it was purchased in. Ie, the datum pack for pro compass won't work for pro camera without purchasing it a second time within pro camera.
I use Compass and Theodite from this developer and am very satisfied going on about 5 years now. Recently I have been encouraging my loved ones to place Pro Compass App on the first page of their iPhone with settings on UTM-B. Now if they have an emergency in today’s unstable environment, they can dial 911 and read the UTM-B number when they don’t know exactly where they are at. Especially import for our most vulnerable family members.
Really well thought out and detailed application that is also extremely simple and easy to use. The interface is really smooth and the map feature is a huge plus when you need to flip over and see where you are on the map. It would be a huge value add if the topographic information could be an option as well. Great job guys!
I spent the majority of my military career as a Field Artilleryman. In the Field Artillery having an accurate compass is an absolute necessity! During my time I would have gladly used this application in lieu of anything readily available at the time. Once you become accustomed to this application it is far more accurate and easier to use than the standard M2 used by the Army. Having access to the datum packs further enhances this compasses use and accuracy. I wholeheartedly recommend this application and the purchase of the datum pack to anyone who has a need for a compass in the field! If there is a better compass app in the store I've yet to find it! Dr Hunter did an outstanding job.
This app has proven to be a useful. I have used this a a first step tool when a driver has turned over a truck while dumping for our company to determine if the area was level and my findings were equal to that of professional equipment.
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I love these apps. Used them for years for rough estimates; however, I wish the margin of errors were smaller. In the compass it is obvious that the margin of error is very conservative, but still would prefer them to be smaller. I would suggest these apps to anyone though.
These Hunter Research apps are quite useful, easy to use and offer terrific utility for anyone who works or plays outdoors. In-app purchases add utility and are well worth the modest expense.(This comment revised to excise remarks about in-app purchases not transferring across devices. See developer statement nearby.)
A great tool and very good app. Personally I prefer the previous look and feel - “refreshed” graphics seem to go against the fundamental idea. Still looks 1000x better than the built-in compass though and far more usable.
This is both a fine scientific instrument and an easy to use tool. For a small investment you have a tool that can be used to hang a picture, or conduct a field survey. It’s my go-to for measuring!
I really like it. It loads great on 6 plus. Like that it provided mag north and real north w variation. Easy to use and accurate
This is one of the best compasses available for the iPhone, I really like that shows true and magnetic north at the same time. 5 stars well deserved.
Having the capability of using the compass and level at the same time is a great feature. Flying drones, this comes in very handy.
After getting this, I deleted all my other Compass applications
I hike all over the country. This is absolutely the best I've ever used. Great work my friends.
My former app was dropped by Apple; uploaded this today and I’m in love. Bravo, Craig. Well done!
I like everything about the app, but would like one addition. I'd like to see an setting allowing adjustment +\- of so many degrees to make it more accurate. I know the app is limited to the info it gets from the phone, but to be able to set it to compensate for the phones deficiency would be awesome. As it stands now, mine is about 10 to 20 degrees off from my Trimble/meridian setup I use at work.
Excellent app, easy to use, accurate, very nice design.
Very functional.
I love this compass app vs others. Not to mention its inclinometer is also nice for leveling or adjusting tilts.
Well built tools. Buy the bundle.
What it does, it does incredibly well - true and magnetic bearings, when either horizontal or vertical. Gps location readout, including magnitude of error. 2-dimensional bubble levels plus analog scale so you can assure the instrument is level. Choice of scales. I have tried multiple compass apps. This one is so intuitive yet powerful it easily rises to my top preference.
I really like this application. For the 5th star, consider adding UTM coordinates, and ability to copy the readings to the clipboard. I would love to be able to paste them into Filemaker Go.
Hands down the best compass app available. Good accuracy and a beautiful, realistic interface. Last update added UTM support! Much appreciated! Would love to see fine tune adjustments added to compensate for a devices individual biases and shortcomings. Keep up the great work..
One of the best compasses on the app store it would be nice if the needle was red for north black for south and have the ability to open theodolite at the touch of a button for photos of the area. Still a great compass still wish it worked in conjunction with theodolite.
It's really cool. If you're looking to upgrade over stock iOS compass look no further. Feature rich but still easy to use. Someone complained it was not an iPad app. It never claimed to be! Foul ball on the negative review there!
Pro Compass accurately reports altitudes, a matter of great import to persons with compromised pulmonary health issues. The app is profoundly professional in its development, limited only by the sensitivities of the iPhone/iPad sensors. Anyone will have a hard time doing better.
This is a wonderful app, it displays a compass with BOTH true AND mag North scales, GPS position, including altitude, and accuracy. And it also has multi-axis bubble levels. The default datum is WGS 84 but plenty more are available in the optional add-on.
I have used Hunter's great Theodolite app for several years. With a Bad Elf GPS receiver, this is an awesomely accurate app and a must have for any pilot as a backup. Recommend to all Civil Air Patrol Emergency Services personnel. The best I've seen.
The best of many nav apps I have tried. If you have wifi it will get you there with ease, otherwise you still have the compass.
Graphic detail is excellent and the rosette responds to incline perfectly. Direction has been accurate in my tests. Also displays position and supports MGRS, making it perfect for the military or metric-minded.
I love this app and want to use it for quick position info, but it doesn't have UTM as a format so it's not compatible with my paper map.
I’m big fan of Hunter’s Theodolite App and picked this app up to complete the package. Another quality app from a great company with EXCELLENT support.
Only had it 30 minutes and it is the best compass I have seen.
This an awesome app! GPS receiver and compass in one. Bearings seem to be much more accurate than the conservative 15 degree uncertainty range stated.
This is a great compass. I know have used it out kayaking and has worked flawlessly.
Wouldn't expect anything less from Hunter!
Love the app (as ever) but I miss the old icon/logo. The old one was much more in keeping with the app. (Love the Theodolite icon – please don’t change that one).
Again, a wonderful app from Hunter. Very professional looking, functional and apparently very accurate/precise. Great implementation of iPhone resources. It might be nicer if the needle pointer was in a contrasting color, say red or green etc.
Very well made. Highly recommended.
Simple, reliable excellent, fantastic Thanks
Love it as I love all the apps these guys release, simply the best. Thanks for this.
Great job - love theodolite- keep them coming (and) great job - well done. Anyone considering a "Hunter" App - go for it they're work/apps are great!!!
Pro Compass Negative Reviews and Ratings
Compass looks good and seems to function well as a compass. But I was expecting to be able to view and edit the waypoints I saved in the Watch App on my iPhone since both apps have the same name from the same developer. Was let down.
The app won’t display true north. It just states NA (not available) in the true north slot. And it doesn’t show why it’s NA, or what to adjust to get it to show true north. Having true north is the only reason I downloaded this app.
I don't know what app the other reviewers are using, but the one I've downloaded has wonderful graphics and amazing screen clarity; however the screen clearly states that the compass heading indicated is +/- 35 degrees. That is 1/5 of the dial. When I'm in the far Northern Minnesota territories a 5 degree error is serious. They need to get the error down to a fraction of the local magnetic deviation.
Every time I place it on the same fixed edge I get a different direction. Not accurate at all . Same problem I have with the one that was on my phone . Am I missing something?
I love this app. I’m an old surveyor and this is like using an old transit. My one (BIG) issue is when I pick my location, it tells me that I’m off the coast of Africa in the Atlantic Ocean. I am actually in Plano Texas. Fix that and it’s 5 stars+.
Would be better if it has watch support :-)
IPhone 6, the app takes forever to load the map, then in places me in the wrong continent. I am physically in Colorado and the map has me off the coast ofAfrica.
I’m on a ship with a current heading of 040. In open air, not inside, out on the helideck in view of a million stars, the app says my current heading is 343.
Seldom does my location
No matter what or where it will not display True Azimuth. It does show L,L,E and precision.
How do I get rid of it
I would remove the pro in pro compass. It does have a 15 degree error that can be as much as 20-25 degrees - somewhat unnerving since it is listed under the navigation category. That much error will get you lost bigger than Stuttgart. Overall it is a nice distraction app.
This app would get a five star rating if you could use UTMs instead of Degrees, Minutes, Seconds. DMS is not very useful for what I want to be doing. Especially if it is being advertised as a "Geologic Compass".
Using it on an iPhone 4 Less accurate than iPhone compass. Pointer seems to get "confused", weaving back and forth while sitting on a table outside. Direction algorithm needs some work I think.
Compass is 60 degrees off Polaris in Central Ontario. No interference around in cottage country. Other compass apps and stargazing apps work flawlessly. Interface feels dated.
Don't rely on this to use for navigation. On an iPhone compass reading is +-20 degre.



