Uptime of any Cloud services is depended on three things

  1. The Data Center facilities where things are hosted.
  2. The Operating System which is installed on that data centers. 
  3. Connectivity @ the client side (that is your office)
We use few of the best Tier 4 Data Center facilities in India, with proper backup and redundancy facilities. Connectivity, Firewall and backup and all other facilities are in place. So the first part I.e. Data Center is very very secured. 

Secondly our Serves are powered by Enjay Tiguin Cloud Server Linux OS, which is one the most secured and fastest ways to run Tally ERP, it's tested by Tally Solutions Ltd also and featured on their website. Also as of August 31, 2016 we have more than 250 customers worldwide using our services. Stay absolutely assured about Operating system, No virus no slow down, no downtime.

Regarding Connectivity @ Client side is obviously in your hands. However because the solution requires very very low bandwidth, you can even run on your mobile's 3G connection.