Hi,
No there is no file size limit for the CSV file you upload to call but there is a no of records limits which are enforced according to different subscription types you are in.
Calley PERSONAL
It is a Free for Life plan which has a limit of 50 numbers / leads you can load in a day on a single list.
Calley PRO
It is a Paid Subscription which allows you to load 100,000 records at one time using the Power Import feature. The records uploaded are then distributed to smaller lists of 2000 records each. You get multiple calling list as compared to just one in Calley PERSONAL.
Calley TEAMS
It is a plan best suited for a team of agents. You can use Power import to load as much as 100,000 records at one time. The system automatically breaks it into smaller sizes of 2000 records each with assignments to respective agent. You get multiple calling list as compared to just one in Calley PERSONAL.
Calley LIFETIME
This is like Calley PERSONAL with multiple calling lists. You can upload 2000 Records at one time if you choose to take this subscription. You can make multiple lists as needed.