Formidable Forms vs OptinMonster
Compare WordPress plugins and tools side by side. Pick products with “Compare” in the software directory.
| Feature | Formidable Forms v7.0 · checked 23 Oct 2026 Free + paid · ★ 4.8/5 Visit Details | OptinMonster v2.17.1 · checked 23 Oct 2026 Paid Visit Details |
|---|---|---|
| At a glance | ||
| Active installs | 300,000+ | — |
| Last updated | October 16, 2026 | — |
| Editions | Formidable Forms · Formidable Pro ($) | OptinMonster · OptinMonster account plans ($) |
| Pros | Free drag-and-drop builder with unlimited forms; Stripe and PayPal payment forms in the free version; Spam protection options such as honeypot and reCAPTCHA | Campaigns built in the OptinMonster app and embedded by shortcode, block or widget; Elementor and classic editor support; Exit-intent and inline campaign options |
| Cons | Multi-page forms, file uploads and conditional logic need Pro; Admin shows Pro upgrade screens and prompts; Calculated fields are unclear in the free version docs | Needs a paid OptinMonster account to run campaigns; Campaign scripts load from the vendor's servers; Some features, such as MonsterLink click-to-load, need a higher plan |
| Mentioned in our posts | 2 | 4 |
| More features | ||
| Other features | Built-in MCP server for AI clients, Visual form styler, Form actions such as notifications after submit | Campaigns embedded with shortcodes, Elementor widget for campaigns, Insert campaigns in the classic editor, MonsterLink click-to-load campaigns ($) |
| Integrations | ||
| Payment | Stripe, PayPal, Square | — |
| E-commerce | — | WooCommerce |
| Plugins | — | WPForms, Elementor |
| Other | Google reCAPTCHA, StopForumSpam | — |
| Requires WordPress | 6.3 | 6.0 |
| Requires PHP | 7.0 | 7.4 |
| Tested up to | 7.1 | 7.0 |
| Phones home | Only if you agree | Only if you agree |
| External services | app.squareup.com, sandbox.formidableforms.com, api.stopforumspam.org, feedback.strategy11.com | app.optinmonster.com, optinmonster.com, api.omwpapi.com, a.omwpapi.com |
| Blocks | 1 | 1 |
| Shortcodes | 3 | 3 |
| Custom tables | 2 | — |