These are some of the subscriptions & services I use, and recommend.
DNS proxied through Cloudflare also provides free SSL certificates! ↩
iCloud Drive is not really end-to-end encrypted, and by the nature of Apple services, any trouble with one service can lead to suspension of the whole account. ↩
TexpadTeX (Texpad's distribution) provides near realtime incremental compilation. I prefer it to Overleaf since most significant writing happens before collaboration. Most popular packages are supported. ↩