Formsite vs Customer.io pricing: which is cheaper for your team?
Formsite's cheapest paid tier (Personal) lists at $21/month, which beats the other on entry pricing. Mid-tier and enterprise math can flip the answer — use the per-tier table below to see the real cost for your team size at each tier.
Calculate the cost for your team
Formsite pricing tiers
| Tier | Monthly | Annual (eq) | Unit | Notes |
|---|---|---|---|---|
| Personal | $21 | $21 | month | 5 forms, 500 results per form, 500 MB |
| Professional | $34 | $34 | month | 10 forms, 1,000 results per form, removes branding |
| Business | $59 | $59 | month | 25 forms, 2,500 results, 1 sub-user |
| Business Plus | $84 | $84 | month | 100 forms, 10,000 results, 5 sub-users |
| Enterprise | $209 | $209 | month | 1,000 forms, 50,000 results, 20 sub-users |
Customer.io pricing tiers
| Tier | Monthly | Annual (eq) | Unit | Notes |
|---|---|---|---|---|
| Essentials | $100 | $100 | month | 5,000 profiles, 1 million emails per month, 2 object types, billed monthly. |
| Premium | $1000 | $1000 | month | Custom volumes, 10 object types, billed yearly; emails billed at $0.12 per 1,000 over baseline. |
Feature by feature
The non-pricing differences that drive the real decision.
| Capability | Formsite | Customer.io |
|---|---|---|
| Billing model | month | month |
| Pricing model | Form and result count tiered | Profile and email-volume tiered |
| Cheapest paid tier | Personal at $21/month | Essentials at $100/month |
| Mid-tier benchmark | Business at $59/month | Premium at $1000/month |
| Total paid tiers published | 5 | 2 |
| Last verified | 2026-05-17 | 2026-05-17 |
Best for…
Hand-picked use cases mapped to the winner.
| Use case | Winner |
|---|---|
| Lowest entry price (10-person team) | Formsite Personal |
| Most pricing tiers (room to grow) | Formsite (5 tiers) |
| Predictable per-seat billing | Neither (both flat/usage) |
| Most recently verified pricing | Formsite |
Choose Formsite when
- Long-standing form builder priced by number of forms, results per form, and storage, with per-GB and per-user overages.
- Entry tier (Personal) at $21/month is your budget ceiling.
- Self-serve Enterprise plan at $209/month is the top published tier; larger volumes require custom quote.
Choose Customer.io when
- Customer.
- Entry tier (Essentials) at $100/month is your budget ceiling.
- Enterprise pricing is fully custom with negotiated volumes and dedicated professional services available on top of the platform fee.
Switching considerations
Watch the hidden fees on both sides. Formsite: Extra sub-users $10/month each Customer.io: Additional profiles cost $0.009 each above the included tier Always confirm with the vendor before purchase.
Frequently asked questions
Which is cheaper for a 10-person team, Formsite or Customer.io?
At entry tier and 10 seats on annual billing: Formsite Personal comes to $21/mo; Customer.io Essentials comes to $100/mo. Formsite is the cheaper entry-tier choice at this team size.
Does Formsite have more pricing tiers than Customer.io?
Formsite publishes more paid tiers (5 vs 2). More tiers usually means more granular ways to grow without re-platforming.
Which pricing was verified more recently?
Formsite's pricing was last verified 2026-05-17; Customer.io's on 2026-05-17. Both pages link to the vendor's official pricing source so you can re-check before committing.