forms.app vs Retainr.io (2026): Pricing, Features & Which to Choose

Who comes out ahead

Based only on the facts in our directory. The right pick still depends on the job you need done.

Lower starting price
Not comparable
Not comparable: Retainr.io does not list a price
Free plan
forms.app
Only forms.app has one
Higher rating
forms.app
4.2 against 3.7
Same job?
Yes
Both are Productivity tools

Side by side

Compared on	forms.app	Retainr.io
Our rating	4.2Better	3.7
Starts at	$29/mo	Not listed
Free plan	YesBetter	No
Category	Productivity	Productivity
Plans	From $29/mo	See pricing
Key features	AI form generator that writes questions and answer options from a text prompt Conditional logic for branching, multi-page forms E-signature collection built into forms Automatic PDF generation from submitted responses Stripe and PayPal integration for payment collection	Productised service packages with checkout Stripe, PayPal and Razorpay payments Client profiles, task tracking and helpdesk White-label branding One-time and recurring invoicing
Pros	AI question generation cuts down on blank-page form building Payment and e-signature support covers more ground than basic surveys Security certifications suit teams handling regulated or payment data	Supports selling packages instead of quoting hours White-label, so clients see the agency and not the tool Checkout, delivery and support in one place
Cons	Paid tiers ($29-$79/month) run higher than some no-frills form builder competitors AI-generated questions still need editing to match brand voice Advanced features like e-signatures and payment forms are gated to higher tiers	No pricing tiers published, only a $1 trial Clients depend on the portal, so migrating later is disruptive Productising suits some kinds of work far better than others
Company	forms.app, founded 2018	SimpliXio Pte Ltd

Prices come from each vendor's pricing page, last checked 20260814. Check the vendor before you buy.

FAQ

Questions people ask

Is forms.app better than Retainr.io?

In our reviews forms.app scores 4.2 and Retainr.io scores 3.7. The better pick depends on the job. forms.app: Cloud form and survey builder with AI-generated questions, logic, and quizzes. Retainr.io: White-label client portal that turns agency services into packages clients buy and track.

Which is cheaper, forms.app or Retainr.io?

forms.app: from $29/mo. Retainr.io: see pricing.

Do forms.app and Retainr.io have free plans?

Only forms.app has a free plan.

More comparisons

forms.app compared with

All forms.app alternatives

Retainr.io compared with

All Retainr.io alternatives