Contact Form 7 vs Gravity Forms Slack Add-On
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| Feature | Contact Form 7 v6.2.3 · checked 23 Oct 2026 Free · ★ 4.0/5 Visit Details | Gravity Forms Slack Add-On v2.2.0 · checked 23 Oct 2026 Paid Visit Details |
|---|---|---|
| At a glance | ||
| Active installs | 10M+ | — |
| Last updated | October 21, 2026 | — |
| Editions | Contact Form 7 | Gravity Forms Slack Add-On ($) |
| Pros | Completely free, with no upsells in the code; Several spam options: Akismet, reCAPTCHA, Turnstile, quiz, disallowed list; Stripe payment field and Brevo contact sync built in | Posts form submissions to channels, private groups or direct messages; Image attachments from file upload fields; Invite to team option per feed |
| Cons | No visual drag-and-drop builder; forms are markup; No conditional logic or multi-step forms without add-ons; Does not store submissions without Flamingo | Connection goes through the Gravity Forms licence-keyed OAuth service; Needs a Gravity Forms licence key for updates; Invites depend on Slack permissions on the connected account |
| Mentioned in our posts | 1 | — |
| Features (Form plugins checklist) | ||
| Drag-and-drop builder | No | — |
| Conditional logic | No | — |
| Multi-step forms | No | — |
| Payments | Yes | — |
| File upload | Yes | — |
| Calculations | No | — |
| Entries in admin | No | — |
| Spam protection | Yes | — |
| Free version | Yes | — |
| More features | ||
| Other features | Form-tag markup editor for fields and mail templates, Block editor contact form selector, REST API for forms and submission feedback, Quiz and Really Simple CAPTCHA tags, Spam check against the WordPress disallowed comment keys, Saves submissions to Flamingo when that plugin is active | Send a message to a Slack channel, group or user ($), Public channel, private group and direct message targets ($), Image attachments from file upload fields ($), Invite a user to the Slack team from a feed ($), Slack Web API client for channels, users and messages ($), Connect Slack through the Gravity Forms OAuth service ($) |
| Integrations | ||
| Payment | Stripe | — |
| Brevo (Sendinblue) | — | |
| Plugins | Akismet, Flamingo | Gravity Forms ($) |
| Other | Google reCAPTCHA, Cloudflare Turnstile | Slack ($) |
| Requires WordPress | 7.1 | — |
| Requires PHP | 8.3 | — |
| Tested up to | 7.1 | — |
| Phones home | No | No |
| External services | api.stripe.com, www.google.com, www.recaptcha.net, challenges.cloudflare.com, api.sendinblue.com | slack.com |
| Blocks | 1 | — |
| Shortcodes | 2 | — |