System Six Alternatives

Publishes its price from the first tier, so the monthly cost is knowable before the call, with a US-based bookkeeper and accrual books from its $299 tier.

Publishes both cadences and what each costs, and puts payroll and tax with the bookkeeping under one team on QuickBooks or Xero.

Runs bill pay, invoicing and expense workflows beside the books, for an owner of an operating business who wants more of the back office handled, though its tiers are quoted too.

For the case where the books have to be rebuilt before anybody can run them, which is a different job from keeping them.