Straight answer
Best free AI tools for small businesses
Last checked Nov 2, 2026. Every price comes from the tool's own pricing page.
The short answer
You can cover most everyday jobs for $0: Claude for writing and questions, Wave or Zoho Books for invoices and books, Tally for forms, Cal.com for booking, and Fathom or Fireflies.ai for meeting notes.
Nonprofits can add Zeffy for donations at $0, and Golden or SignUp.com for volunteer sign-ups on their free plans.
Every free plan has limits. Each one here was read from the tool's own pricing page on Nov 2, 2026.
Compared, with sources
| Tool | What it does for you | Free plan and first paid plan (as shown) | Free plan | Source |
|---|---|---|---|---|
| Claude | A general AI assistant for writing, research and everyday questions. | Free $0 (limited usage) · Pro $17/mo billed annually, $20 monthly | Yes | Pricing page checked Nov 2, 2026 |
| Wave | Invoices, estimates and bookkeeping for a small business. | Starter $0 · Pro $19/mo (card fees apply to online payments) | Yes | Pricing page checked Nov 2, 2026 |
| Zoho Books | Accounting with invoices, expenses and receipt autoscan. | Free for businesses under $50K revenue a year · Standard $15/org/mo billed annually | Yes | Pricing page checked Nov 2, 2026 |
| Tally | Forms and surveys with unlimited forms and submissions. | Free (fair-use limits) · Pro $24/mo | Yes | Pricing page checked Nov 2, 2026 |
| Cal.com | Online booking so customers can pick a time with you. | Free for individuals · Teams $12/user/mo billed yearly | Yes | Pricing page checked Nov 2, 2026 |
| Fathom | An AI note taker that writes meeting summaries and action items. | Free forever · Team $15/user/mo billed annually | Yes | Pricing page checked Nov 2, 2026 |
| Fireflies.ai | Records, transcribes and summarizes meetings. | Free $0 · Pro $10/seat/mo billed annually | Yes | Pricing page checked Nov 2, 2026 |
| Zeffy | Donation pages, ticketing and donor records for nonprofits. | $0 for nonprofits, funded by optional donor contributions | Yes | Pricing page checked Nov 2, 2026 |
| Golden | Volunteer sign-ups, shifts and hours. | Basic free · Professional $100/mo billed annually | Yes | Pricing page checked Nov 2, 2026 |
| SignUp.com | Sign-up sheets and volunteer scheduling. | Basic free · Starter $8.34/mo billed annually | Yes | Pricing page checked Nov 2, 2026 |
Order: grouped by job, everyday business tools first, then nonprofit tools. Free-plan limits are summarized from each pricing page; open the source for the full terms. See all tools with a free plan on the Free to start page.
Questions people ask
What are the best free AI tools for a small business?
Good free starting points, checked Nov 2, 2026: Claude for writing and questions, Wave or Zoho Books for invoices and bookkeeping, Tally for forms, Cal.com for booking, and Fathom or Fireflies.ai for meeting notes. Each has a $0 plan on its official pricing page.
Are free AI tools really free?
The plans in this table are listed at $0 on each tool's pricing page, but every free plan has limits, such as usage caps, a revenue ceiling or fewer features. Zoho Books' free plan, for example, is for businesses under $50K in revenue a year. Payment tools still charge card fees.
Which free tools work for nonprofits?
Zeffy is $0 for nonprofits and is funded by optional donor contributions. For volunteers, Golden and SignUp.com both have free basic plans. The general tools in this list work for nonprofits too.
When should I upgrade to a paid plan?
Upgrade when you keep hitting a free plan's limit on something you use every week. Most paid plans in this list start between $10 and $24 a month; see each pricing page for the current price.
How were these prices checked?
Each free plan and price was read from the tool's own pricing page on Nov 2, 2026 and is linked in the table. Nothing on this page is sponsored, and the order is not for sale.
Sorted for usefulness, not payment: nothing on this page is sponsored. Prices change, so check the tool's own page before you buy. Nothing here is legal, tax or financial advice. How we check prices
New tools and price changes, once a week
One short email. Every price has its source and the date we checked it. At most one sponsor per issue, marked “Sponsored.”
Free guide: 18 AI tools under $20 a month for a small business, every price sourced and dated. No sign-up needed to read it.