Known for high security with 256-bit encryption on its free tier.

Malicious software can corrupt your existing files or lock your account permanently, leading to total data loss. Safe Alternatives for Free Storage

Provides 15 GB of free storage integrated with productivity tools.

Often provides larger free storage amounts (up to 20 GB or more) with end-to-end encryption. pCloud - Secure Cloud Storage for Files, Photos & Documents

If you need cloud storage without a cost, many reputable providers offer official free tiers: