@Kerolayn
Hi,

The app is deleted. Do you mean that it is deleted automatically?

Please click the linke to download the latest version:
http://version.doit.im/dl/Doit.im.4.1.1.zip

Best regards,
Doit.im Team

Yes, it appears that this program was deleted automatically.
I can insatll new one, but why this happened?

@Kerolayn
Hi,

It's a bug if the program was deleted automatically. Is this the first time? Did you install any Software Manager which may delete apps?

We will check this issue. Please tell us more information which may cause this issue.

Best regards,
Doit.im Team