BLE Terminal FREE is a terminal App which provides a bluetooth BLE communication.In the last update (v1.3.0) I added serial communication with Microchip BLE (MLDP) and Ublox BLE (I saw some connection problems with android Lollipop and lower).The data are transmited/received between the phone and a bluetooth BLE paired device.With this App is possible save the log sessions to a file.NB: This App work only with devices with BLUETOOTH LOW ENERGY (Ex: SimbleeBLE, Microchip, Ublox ...) Instructions:1) Enable bluetooth 2.1) Open the Search menu and Pair the deviceor2.2) Open the Settings menu and insert a MAC Address (with checkbox "Enabled MAC REMOTE" checked)3) In the main windown press the "CONNECT" button4) If Necessary add Service/Characteristics with the "SELECT SERVICE" button 5) Send and receive the messagesThis App asks to enable this two services: - Location service: is required for some devices (ex: my nexus 5) for the BLE searching function- Storage service: is required if you want save the logs sessionYou can try example here:SimbleeBLE example: http://bit.ly/2wkCFiNRN4020 example: http://bit.ly/2o5hJIHI tested this App with these devices:Simblee: 0000fe84-0000-1000-8000-00805f9b34fbRFDUINO: 00002220-0000-1000-8000-00805F9B34FBRedBearLabs: 713D0000-503E-4C75-BA94-3148F18D941ERN4020: custom characteristicsNB: For custom App contact me.Please rate and review so I can make it better!