Akismet vs Calculated Fields Form
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| Feature | Akismet v5.7.2 · checked 23 Oct 2026 Free + paid · ★ 4.7/5 Visit Details | Calculated Fields Form v5.5.2.3 · checked 23 Oct 2026 Free + paid · ★ 4.9/5 Visit Details |
|---|---|---|
| At a glance | ||
| Active installs | 5M+ | 40,000+ |
| Last updated | August 18, 2026 | October 22, 2026 |
| Editions | Akismet Anti-spam: Spam Protection · Akismet paid plan ($) | Calculated Fields Form |
| Pros | Checks comments and contact form submissions against a shared spam database; Works with Contact Form 7 and Gravity Forms; Stats through a dashboard widget and REST endpoints | Live calculated fields with formulas, dates and currency; Drag-and-drop builder with conditional fields and multi-page forms; Entries stored and viewable in the WordPress admin |
| Cons | Needs an Akismet API key from akismet.com; Commercial sites must buy a paid plan; Submitted content is sent to Akismet for checking | Online payments (PayPal, Stripe, Square) need paid add-ons; Free version shows upgrade prompts in several settings screens; Large plugin with many options; a learning curve for complex formulas |
| Mentioned in our posts | 2 | 1 |
| Features (Form plugins checklist) | ||
| Drag-and-drop builder | — | Yes |
| Conditional logic | — | Yes |
| Multi-step forms | — | Yes |
| Payments | — | Paid |
| File upload | — | Yes |
| Calculations | — | Yes |
| Entries in admin | — | Yes |
| Spam protection | — | Yes |
| Free version | — | Yes |
| More features | ||
| Other features | Checks comments before they are saved, Spam checks for Gravity Forms and Contact Form 7 submissions, Scheduled deletion of old spam and orphaned comment meta, Block statistics dashboard widget, REST endpoints for key, settings and stats, Webhook endpoint for Akismet account updates, Stats ability for the WordPress Abilities API | Calculated fields with formulas, Repeater field groups, Time slot selection for bookings, Importable form templates, AI form generator and assistant (user API key), Map widget, Opt-in feedback form to the vendor |
| Integrations | ||
| Payment | — | Stripe ($) |
| Plugins | Contact Form 7, Gravity Forms, Jetpack | — |
| Other | Akismet | Akismet, Google Gemini, OpenAI, Anthropic Claude, OpenStreetMap |
| Requires WordPress | 5.8 | 3.0.5 |
| Requires PHP | 7.2 | — |
| Tested up to | 7.1 | 7.1 |
| Phones home | No | Only if you agree |
| External services | rest.akismet.com | cff.dwbooster.com, raw.githubusercontent.com, rest.akismet.com, api.stripe.com, api.openai.com, generativelanguage.googleapis.com, api.anthropic.com, wordpress.dwbooster.com, tile.openstreetmap.org |
| Shortcodes | — | 2 |