The short version
- Only successfully completed transfers count — a failed job never touches your quota
- Unknown-size sources (some remote URLs don't report a size upfront) are still allowed — they're counted after the transfer completes
- Your quota resets on your monthly billing cycle, not the calendar month
In practice
- Check your current usage anytime from your account's Usage page.
- A transfer only counts once it's fully, successfully completed.
- Upgrade your plan anytime if you're consistently near your limit.
FAQ
What happens if I go over my quota?
New transfers are blocked until your quota resets or you upgrade — nothing you've already transferred is affected.
Does a failed or canceled transfer use quota?
No. Only bytes from successfully completed transfers count.