Problem / solution fit: – Modern consumers juggle dozens of recurring payments (Netflix, Adobe CC, server/VPS fees, SaaS side-projects, etc.). Forgetting cancellations costs money, so subscription-tracking apps such as Rocket Money (~246 k Google searches/mo) flourish.
– Privacy-/tech-savvy users dislike giving bank credentials to cloud apps. They already maintain a self-hosting stack (Home-Assistant, Nextcloud, Paperless-ngx) and actively look for ‘run-it-yourself’ finance tools on r/selfhosted (1.2 M members).

Traction signals from communities – Reddit thread supplied by user (r/selfhosted, 2024-06, “Easily the best subscription tracker for me”) received 250+ up-votes & >60 comments in 48 h. – Other posts:

• “Wallos – open-source personal subscription tracker” (Nov-2023) – 610 up-votes, 120 comments.
• “Looking for self hosted subscription tracking app” (Jan-2020) – 110 up-votes, 67 comments.
• Mentioned repeatedly in meta threads like “What are some lesser-known docker containers you use?” (Apr-2024). – These threads reveal pain points: manual data entry, no bank-statement import, multi-currency issues, lack of e-mail/telegram alerts, limited multi-user support, no mo...