Short answer: if your books already live in QuickBooks or Xero and you mainly need transactions categorised, receipts matched and the month closed without the Sunday-evening spreadsheet session, an AI add-on that works inside your existing ledger is usually the cheapest safe move. If you are starting fresh — or your current setup is a shoebox of receipts — an AI-native ledger can be simpler, because the categorisation, reconciliation and reporting were designed around the agent from day one.
The decision solos actually face is rarely 'which AI is smartest'. It is 'do I stay on my current ledger, or switch?' Switching means migrating history, reconnecting bank feeds and usually still paying an accountant at year-end. Every agent below is costed the same way — one person, your real monthly transaction volume — and each listing states plainly whether it replaces your ledger or sits inside it, so you can compare the total cost, not just the headline subscription.
One more thing to know before you buy: none of these agents files your taxes or replaces an accountant's judgement on anything unusual. What they remove is the repetitive middle — categorising, chasing receipts, matching invoices and flagging the handful of transactions a human should look at.
| # | Agent | True solo cost (low) | True solo cost (typical) | Billing unit | No-code | Setup | Human control | Solo fit |
|---|---|---|---|---|---|---|---|---|
| 1 | Digits A ledger that keeps your books current every day, not just at month-end | About $65/month on Essentials for 1 user with low transaction volume, assuming a single US entity. | About $100/month on Core for 1 user at typical solo volume, assuming you want dimensional tracking and automated schedules. | per month, per company | Same day | Acts + logs everything | Solo-Ready | |
| 2 | Kick Self-driving bookkeeping that categorises, reconciles and hunts deductions for you | $0/month on Free for 1 user at low volume, assuming you stay under 250 transactions a year for one entity. | About $40/month on Basic for 1 user at typical solo volume, assuming one entity and unlimited categorisation billed annually. | per month, tiered by plan and entities | Under 1 hour | Acts + logs everything | Solo-Ready | |
| 3 | QuickBooks Online The default small-business ledger, now with built-in AI agents doing the routine posting | About $38/month on Simple Start for 1 user at low volume, assuming no payroll add-on and a single company. | About $85/month on Essentials for 1 user at typical solo volume, assuming you need bill management and time tracking; Plus at $140/month if you need inventory or projects. | per month, per company | Same day | Approves before acting | Solo-Ready | |
| 4 | Xero A clean cloud ledger with unlimited users and an AI assistant, JAX, learning your books | About $27/month on Early for 1 user at low volume, assuming you stay within 20 invoices and 5 bills a month. | About $59/month on Growing for 1 user at typical solo volume, assuming you invoice without caps and want automated reconciliation. | per month, per organisation | Same day | Approves before acting | Solo-Ready | |
| 5 | Puzzle.io AI-native accounting built for startups, with real-time burn, runway and close | About $30/month on Starter for 1 user at low volume, assuming one seat and self-serve close. | About $120/month on Complete for 1 user at typical solo volume, assuming you want AI reconciliations and accuracy review; $171/month total if you add Expert Reviewed on Core at up to $10K monthly expenses. | per month, per company | Same day | Approves before acting | Solo-Ready | |
| 6 | Keeper Bookkeeping that hunts your write-offs all year and files the return at the end of it | About $20/month on Bookkeeping Only for 1 user at low volume if you only want tracking, or $199/year (about $16.58/month) on Standard if you want filing included. | About $399/year (about $33.25/month) on Premium for 1 user at typical solo volume, assuming you want quarterly payments and tax pro guidance. | per year for filing plans; per month for tracking only | Under 1 hour | Approves before acting | Solo-Ready | |
| 7 | Booke AI An AI bookkeeper that works daily inside the QuickBooks or Xero books you already have | About $129/month for 1 business at low volume, plus your existing QuickBooks Online or Xero subscription, assuming a single entity. | About $129/month for 1 business at typical solo volume, plus your ledger subscription, assuming you stay on the single-business plan rather than firm pricing. | per month, per business | Same day | Approves before acting | Solo-Ready | |
| 8 | Collective Bookkeeping, payroll and taxes run as one back office for a business of one | About $199/month on LLC for 1 user at low volume, assuming you are an LLC and need no catch-up bookkeeping. | About $349/month on S Corp for 1 user at typical solo volume, assuming you want election, payroll and the business return included. | per month, per business | Multi-day | Acts + logs everything | Solo-Ready | |
| 9 | Lettuce An automated S Corp back office that sets your salary, runs payroll and pays your taxes as you earn | About $99/month on Grow for 1 user at low volume, assuming $40K-$69K income and no S Corp management; promotional pricing may be lower for new accounts. | About $299/month on Pro for 1 user at typical solo volume, assuming $70K+ income and full S Corp management including payroll and business filing. | per month, per business | Multi-day | Acts autonomously | Solo-Ready | |
| 10 | Pilot Bookkeeping done for you, from a $99 AI-run tier to a full human finance team | About $99/month on Essentials for 1 user at low volume, assuming cash-basis books from bank and card data only. | About $99/month on Essentials at typical solo volume if cash books suffice; several hundred dollars a month on Core if you need accrual books and a human team, priced by your monthly expenses. | per month, scaled by monthly expenses | Multi-day | Acts + logs everything | Solo-Ready | |
| 11 | Bench A dedicated human bookkeeper does your books monthly on Bench's own platform | About $199/month on Bookkeeping Light for 1 user at low volume, assuming revenue of $250K a year or less. | About $399/month on Bookkeeping for 1 user at typical solo volume, assuming you want unlimited access to your bookkeeper and no revenue cap. | per month, per business | Multi-day | Acts + logs everything | Solo-Ready | |
| 12 | Zeni Daily AI bookkeeping plus a dedicated finance team, bill pay and reimbursements in one platform | About $549/month on Starter for 1 user at low volume, assuming a pre-revenue company, plus a separate QuickBooks Online Plus subscription; $494/month if billed annually. | About $799/month on Growth for 1 user at typical solo volume if revenue-generating, plus QuickBooks Online Plus; $719/month if billed annually. | per month, starting-at pricing | Multi-day | Acts + logs everything | Small-Team Ready | |
| 13 | Docyt AI bookkeeping and close automation built for multi-location and multi-entity operators | Not estimable from published prices for 1 location at low volume — Docyt publishes no price, so any figure would be a guess; a quote is required. | Not estimable at typical solo volume for the same reason — no published price exists to base an estimate on. | per property, quote only | Multi-day | Acts + logs everything | Small-Team Ready | |
| 14 | Truewind An AI digital accountant with human review, sold through a conversation, not a checkout | Not estimable from published prices for 1 user at low volume — Truewind publishes no price, so any figure would be a guess; a quote is required. | Not estimable at typical solo volume for the same reason — no published price exists to base an estimate on. | per month, quote only | Multi-day | Acts + logs everything | Technical |
A ledger that keeps your books current every day, not just at month-end
Excellent solo fit if you will review exceptions weekly — the catch is there is no human bookkeeper in the price.
Self-driving bookkeeping that categorises, reconciles and hunts deductions for you
One of the best-value solo options — the catch is tax filing and complex accrual work still sit outside it.
The default small-business ledger, now with built-in AI agents doing the routine posting
The most portable solo choice — the catch is it is software you run, not a service that runs your books for you.
A clean cloud ledger with unlimited users and an AI assistant, JAX, learning your books
A tidy, collaborative solo ledger — the catch is payroll is extra and the cheapest plan is tightly capped.
AI-native accounting built for startups, with real-time burn, runway and close
Ideal for a solo startup founder who may raise — the catch is it is shaped for startups, not for every kind of small business.
Bookkeeping that hunts your write-offs all year and files the return at the end of it
Perfect for a freelancer whose books exist to support the tax return — the catch is it is not a ledger you can grow a company on.
An AI bookkeeper that works daily inside the QuickBooks or Xero books you already have
Great if you love your current ledger and hate data entry — the catch is you pay for Booke and the ledger.
Bookkeeping, payroll and taxes run as one back office for a business of one
The most complete hands-off option for a profitable solo S Corp — the catch is price and that it only serves businesses of one.
An automated S Corp back office that sets your salary, runs payroll and pays your taxes as you earn
Powerful for a high-earning solo who will move banking and payroll into it — the catch is that commitment, and the income needed to justify it.
Bookkeeping done for you, from a $99 AI-run tier to a full human finance team
The best priced done-for-you entry here — the catch is the fuller human service costs far more and scales with your spending.
A dedicated human bookkeeper does your books monthly on Bench's own platform
Ideal if you want a named human and zero software to learn — the catch is its 2024 shutdown, so verify data export before committing.
Daily AI bookkeeping plus a dedicated finance team, bill pay and reimbursements in one platform
Excellent for a funded startup with real finance needs — the catch for a solo is a $549/month floor plus a required QuickBooks subscription.
AI bookkeeping and close automation built for multi-location and multi-entity operators
Right tool for a multi-location operator — the catch for a solo is that pricing is quote-only and now aimed at hotel portfolios, not one-location businesses.
An AI digital accountant with human review, sold through a conversation, not a checkout
Capable AI-plus-human bookkeeping — the catch for a solo is total price opacity and a sales-led process for a product not packaged for one-person businesses.
No. These agents take over categorising, reconciling, receipt matching and month-end closing prep. Year-end tax filing, entity questions and anything unusual still need an accountant. Budget for both — the agent cuts the monthly grunt work, not the professional judgement.
If your QuickBooks/Xero history matters and your accountant works in it, an add-on (for example Booke AI) avoids migration entirely. If you are pre-revenue or your books are a mess anyway, an AI-native ledger (for example Digits) removes a layer. Each listing states which model it is and what the total solo cost looks like either way.
On routine, repeating transactions the leading tools are consistently accurate, and they ask about the rest. The risk is silent miscategorisation of one-off items — which is why every listing here notes how exceptions surface, and why a monthly five-minute review of flagged items is still part of the job.
Vendors price bookkeeping in incompatible ways — flat tiers, per-account pricing, service retainers. We convert each to what one person pays at two stated volumes (about 100 and about 400 transactions a month), from the vendor's published pricing page, date-stamped. Where a vendor publishes no price, we say so instead of guessing.
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