Based on our record, Koofr seems to be a lot more popular than SpinBackup. While we know about 17 links to Koofr, we've tracked only 1 mention of SpinBackup. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
If you're not too far from Europe* then Koofr might come pretty close to your idea. 1TB "lifetime" 160 US$ ATM (less if you find a coupon they accept at checkout, many generic Stacksocial-Codes worked in the past). I'm a happy "lifetime" user of them, only disadvantage I discovered so far: They do not store creation date/time of folders, only of files. Source: 7 months ago
"Koofr Vault is a client-side encrypted folder in your Koofr cloud storage.". Source: 9 months ago
Koofr offers cloud storage that you can access over the web, with the Koofr apps, or via protocols like WebDAV or rclone – perfectly suitable for syncing or backup. Koofr works great with Cryptomator, which encrypts your data before uploading. We are an official reseller of Koofr. Source: about 1 year ago
I have been using Koofr for several years and I have 0 complaints. Source: over 1 year ago
From Germany koofr.eu is blocked (as you requested I reported it as "false positive") From Turkey koor.eu opens as usual. Source: over 1 year ago
Data encryption: Data encryption helps protect sensitive information from unauthorized access, even if the data is intercepted by an unauthorized party. SaaS providers should use encryption technologies, such as SSL/TLS, to encrypt data in transit and at rest. Source: over 1 year ago
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