[Android Apps and Games] DanielMalmgren:
Nothing really obvious. Pasting log here (stripped from loads of non adfree related stuff):

03-13 16:06:29.177 20649 20649 E AndroidRuntime: FATAL EXCEPTION: main
03-13 16:06:29.177 20649 20649 E AndroidRuntime: Process: com.bigtincan.android.adfree, PID: 20649
03-13 16:06:29.177 20649 20649 E AndroidRuntime: android.view.WindowManager$BadTokenException: Unable to add window -- token android.os.BinderProxy@8faad42 is not valid; is your activity running?
03-13 16:06:29.177 20649 20649 E AndroidRuntime:	at android.view.ViewRootImpl.setView(ViewRootImpl.java:682)
03-13 16:06:29.177 20649 20649 E AndroidRuntime:	at android.view.WindowManagerGlobal.addView(WindowManagerGlobal.java:341)
03-13 16:06:29.177 20649 20649 E AndroidRuntime:	at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:94)
03-13 16:06:29.177 20649 20649 E AndroidRuntime:	at android.app.Dialog.show(Dialog.java:323)
03-13 16:06:29.177 20649 20649 E AndroidRuntime:	at android.app.AlertDialog$Builder.show(AlertDialog.java:1128)
03-13 16:06:29.177 20649 20649 E AndroidRuntime:	at com.bigtincan.android.adfree.DoUpgrade.showMessage(DoUpgrade.java:499)
03-13 16:06:29.177 20649 20649 E AndroidRuntime:	at com.bigtincan.android.adfree.DoUpgrade.access$0(DoUpgrade.java:466)
03-13 16:06:29.177 20649 20649 E AndroidRuntime:	at com.bigtincan.android.adfree.DoUpgrade$1.handleMessage(DoUpgrade.java:462)
03-13 16:06:29.177 20649 20649 E AndroidRuntime:	at android.os.Handler.dispatchMessage(Handler.java:102)
03-13 16:06:29.177 20649 20649 E AndroidRuntime:	at android.os.Looper.loop(Looper.java:241)
03-13 16:06:29.177 20649 20649 E AndroidRuntime:	at android.app.ActivityThread.main(ActivityThread.java:6217)
03-13 16:06:29.177 20649 20649 E AndroidRuntime:	at java.lang.reflect.Method.invoke(Native Method)
03-13 16:06:29.177 20649 20649 E AndroidRuntime:	at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:865)
03-13 16:06:29.177 20649 20649 E AndroidRuntime:	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:755)
03-16 09:06:12.137 7588 7622 I ActivityManager: Start proc 4287:com.bigtincan.android.adfree/u0a332 for broadcast com.bigtincan.android.adfree/.NetworkStateReceiver
03-16 09:06:12.170 4287 4287 I art : Starting a blocking GC AddRemoveAppImageSpace
03-16 09:06:12.172 4287 4287 W System : ClassLoader referenced unknown path: /data/app/com.bigtincan.android.adfree-1/lib/arm64
03-16 09:31:26.226 9216 9216 I Timeline: Timeline: Activity_launch_request id:com.bigtincan.android.adfree time:88167075
03-16 09:31:26.227 7588 7606 I ActivityManager: START u0 {act=android.intent.action.MAIN cat=[android.intent.category.LAUNCHER] flg=0x10200000 cmp=com.bigtincan.android.adfree/.FreeMe (has extras)} from uid 10051 on display 0
03-16 09:31:26.312 7588 30992 I ActivityManager: Start proc 5423:com.bigtincan.android.adfree/u0a332 for activity com.bigtincan.android.adfree/.FreeMe
03-16 09:31:26.325 7588 11596 I BroadcastQueue: am_broadcast_enqueue: [background,1,Intent { act=net.dinglisch.android.tasker.NWINNY flg=0x10 (has extras) },1]
03-16 09:31:26.329 7588 11601 I BroadcastQueue: am_broadcast_finished: [background,1,Intent { act=net.dinglisch.android.tasker.NWINNY flg=0x10 (has extras) }]
03-16 09:31:26.362 5423 5423 I art : Starting a blocking GC AddRemoveAppImageSpace
03-16 09:31:26.362 5423 5423 W System : ClassLoader referenced unknown path: /data/app/com.bigtincan.android.adfree-1/lib/arm64
03-16 09:31:26.455 5423 5423 I System.out: AdFree: ts=1489653086455, message='URL=http://adfree.bigtincan.com/adfree.vc'
03-16 09:31:26.457 5423 5423 D NetworkSecurityConfig: No Network Security Config specified, using platform default
03-16 09:31:26.461 5423 5423 I System.out: AdFree: ts=1489653086461, message='remotever==9008, appcode=9008'
03-16 09:31:28.053 7588 7652 I ActivityManager: Displayed com.bigtincan.android.adfree/.FreeMe: +1s753ms
03-16 09:31:28.053 7588 7652 I Timeline: Timeline: Activity_windows_visible id: ActivityRecord{3731112 u0 com.bigtincan.android.adfree/.FreeMe t204} time:88168903
03-16 09:31:28.257 7588 7652 I WindowManager: Destroying surface Surface(name=Starting com.bigtincan.android.adfree) called by com.android.server.wm.WindowStateAnimator.destroySurface:2022 com.android.server.wm.WindowStateAnimator.destroySurfaceLocked:889 com.android.server.wm.WindowState.destroyOrSaveSurface:2117 com.android.server.wm.AppWindowToken.destroySurfaces:363 com.android.server.wm.WindowStateAnimator.finishExit:569 com.android.server.wm.WindowStateAnimator.stepAnimationLocked:495 com.android.server.wm.WindowAnimator.updateWindowsLocked:303 com.android.server.wm.WindowAnimator.animateLocked:704