SVM 
Developer: SVM Dev Studio (SVM Development SpA), Chile · Platform: iPhone
Frequently asked questions
Does it need an account or an internet connection for telemetry?
No. There is no login or registration, and all calculations happen on your device.
Can I use it for aviation or maritime navigation?
No. Telemetry is for informational and recreational use only. Do not rely on the app as a primary navigation or flight instrument, or in life-critical outdoor emergencies.
How do I request a refund?
Purchases are processed by Apple. Refunds are governed by the Apple Media Services Terms and are requested at reportaproblem.apple.com.