[3] Proton Drive's development began in 2019, supported by a grant from the European Union's Horizon 2020 research and innovation program.

[26][27][28] In August, the company launched Proton Drive for Business offering real-time cloud collaboration for teams.

Cloudwards commented, "the size of a free account (up to 1GB) combined with basic sharing and no collaboration make Proton Drive feel light on features.

[30] PCMag remarked, "If security and privacy are your main concern in a cloud storage app, Proton Drive is the best choice.

[16] In February 2024, PCMag rated Proton Drive the best cloud storage provider for privacy and security.