A sample free-tier audit.

Pixelwave AI (simulated), last 30 days.

Simulated data for a fictional AI image app, run through the real audit. Yours takes about ten minutes, on your own Stripe and usage data.

Get your own free auditFree · read-only Stripe key · about ten minutes
Free-tier cost$2,449Last 30 days, in AI usage by free users.
Cost per free user$2.06The median is $0.64: a few users cost most.
Became customers1727% of sign-ups in 90 days, 57% of them on day one.
Revenue from them$2,900In the last 30 days, from free users who now pay.

Where the money goes

01

$2,449 of free AI in the last 30 days.$2,429 of it went to people who never paid.

WhoPeopleCostShare
Heavy users who never paidMore than $3 of free AI in a month, and never bought.
32$1,17548%
ScriptsAutomated use of your free tier, like a free API.
30$1848%
Everyone elseOrdinary free use.
1,095$1,07044%
Became customersWhat your customers used before buying: free use that worked.
30$210.8%

What to do first

02

Cap free AI at $3 a month.

35 free users would notice, 3 of them scripts or repeat accounts, counted in their own groups above. None of the 151 customers active in the last 30 days ever used that much before paying: they used a median of $0.56.

$740–$1,234saved a month, estimated
Tested first
A week in shadow, where it only watches and changes nothing, then 3 weeks with 10% keeping today's free tier
Applied how
One switch in Tolla's SDK, or a prompt for your coding agent
Your call
Nothing changes until you approve it, and you can stop it any time

Free for your first 3 months

03

Tolla keeps watching your free tier: it tests this change in shadow, measures it against a control group and tells you what it really saved. No card, and nothing to pay for 3 months.

  • Live cost per free user, repeat accounts and scripts
  • Every change tested in shadow, then measured against a control group
  • A weekly report, and a short call with us before your free months end
Then, if you keep it
$99a month

Starter: 1,500 free and trial users included, then $40 per 1,000. It fits your 1,187 free users.

  • Full refund if the changes you apply don't save at least 3× the fee in your first 90 paid days, measured against the control group.
  • You only pay for free and trial users: your paying customers are always free.
  • Starter from $99 · Growth $499 · Enterprise from $1,500, billed yearly. Questions? Write to us