Best micro SaaS for solopreneurs

There are roughly 150-200 micro SaaS tools explicitly marketed toward solopreneurs, but the category is fragmented across niches: invoicing, scheduling, CRM, email, content management, and automation. The common failure pattern is feature creep—tools start lean but balloon into complexity trying to compete upmarket. Real pain points include: switching costs (migrating data is hell), decision paralysis (too many "best for solopreneurs" options), and the fact that most micro SaaS still require payment processing, compliance overhead, and customer support that individual makers can't handle alone. The actual gap isn't another all-in-one (those already exist and fail at depth). Instead, the opportunity is in vertical-specific micro SaaS—tools built for a *specific solopreneur archetype* like indie writers, micro-influencers, or service-based coaches. Another gap: automation glue tools that let existing solopreneurs stitch their stack together without coding. New entrants should focus ruthlessly on one persona, own their pain deeply, and resist the urge to generalize. The winners won't be the broadest; they'll be the deepest for a single archetype.