The Sufferfest will be sunsetting support for ANT+ in their new iOS app expected to be released on May 15th, 2019. With this update, you will no longer be able to connect to
This decision will most likely affect a very limited number of users. According to The Sufferfest, only 3% of users use ANT+ on iOS. Their iOS app is BLE FTMS compatible. Most trainers made in the last couple of years from Elite, Tacx, Kinetic, and CycleOps are BLE FTMS compatible.
we decided to sunset support so we could devote more development resources to further improving your app experienceAccording to the company
The Suffertfest app on MacOS and Windows will continue to support ANT+.
If you are part of the 3% who still use the Sufferfest app on iOS with ANT+, you can convert your ANT+ device to Bluetooth using the CABLE bridge. CABLE converts ANT+ devices, such as your heart rate monitor or trainer into Bluetooth. CABLE is also FTMS compatible and can convert your ANT+ FE-C smart trainer to Bluetooth FTMS. You can read about this and step by step instructions here.