When comparing SpiderOak vs BriefLink.io, the Slant community recommends SpiderOak for most people. In the question“What are the best file sharing services?” SpiderOak is ranked 8th while BriefLink.io is ranked 17th. The most important reason people chose SpiderOak is:
Thus you have a single service for all of the things.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Combines cloud syncing, storage service and backup client
Thus you have a single service for all of the things.

Pro Available for many platforms
The Spideroak client is available for Linux, MacOS, Windows, Android and iOS.
Pro Incrementals
SpiderOak updates only that part of the file that has changed, saving bandwidth and time.

Pro Zero knowledge
Data is locally encrypted before uploading to Spideroak. They cannot recover your data even if they wanted to since it is stored in encrypted state on their servers.
Pro Unintrusive
Pro No usage limit
Can be used unregistered, so there's no usage limit temporary links creations
Pro Anonymous
No registration needed for using the app
Pro Simple to use
Only a few clicks for getting a temporary file download link
Pro lightweight
Works on every browser, Tor network or even Edge (1G)
Pro free
Cons
Con File uploads are limited to 25MiB in anonymous usage
