Klaviyo vs Thunk Mail
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7 features
From vendor documentation, checked 2026-11-12. Audience sizes, sending periods, and product editions differ by plan, so the prices are not quotes for the same workload. Salesforce figures are for Marketing Cloud Next, and SendGrid figures are for Marketing Campaigns. "Not verified" means we couldn't confirm the value. It does not mean the feature is missing.
| Feature | Klaviyo Email · From $20 USD / mo Price for 500 active profiles and 5,000 emails a month. The price rises with profiles, and other Klaviyo products cost extra. | Thunk Mail Starter · $7 USD / mo USD, billed monthly. 500 stored contacts. Sending windows and limits are listed below. |
|---|---|---|
| Audience & sending | ||
| Contacts / subscribers How many contacts or subscribers the listed tier allows. Vendors count these differently. | 500 active profiles at listed price This is the entry tier we priced. Larger tiers are available. Limit applies · Klaviyo source | 500 stored contacts Bounced, unsubscribed, and import-blocked addresses do not count toward the contact limit. Limit applies · Thunk Mail source |
| Email sends The documented sending allowance and its time period, including rolling 30-day, monthly, daily, and hourly restrictions. | 5,000 / month Limit applies · Klaviyo source | 5,000 / rolling 30 days Also limited to 500 different recipients per rolling 30 days, 1,000 sends a day, and 500 sends an hour. Campaigns and autoresponders share these limits. Limit applies · Thunk Mail source |
| Audience growth | ||
| Signup forms Forms for collecting email subscribers. | Included A paid email plan removes the documented Free live-form cap. Documented · Klaviyo source | Included Documented · Thunk Mail source |
| Landing pages Hosted pages for collecting subscribers. Form limits have their own row. | Hosted pages with links & redirects Using your own domain for hosted pages requires a separate account verification. Documented · Klaviyo source | Hosted signup page A hosted signup form with a link and QR code. We found no general-purpose landing-page builder. Limit applies · Thunk Mail source |
| Workflows | ||
| Automations Automated workflows, including any stated contact or workflow limit. | Flow emails included The paid Email plan removes Free's cap on live messages. Flow sends still count against the email allowance. Klaviyo does not promise unlimited steps. Documented · Klaviyo source | 1 email / autoresponder This counts emails in each autoresponder, not workflows. Autoresponder emails use the normal sending allowance. Limit applies · Thunk Mail source |
| Remove provider branding Whether you can remove the provider logo without buying an add-on. | Email branding removal included Paying for SMS alone does not remove email-footer branding. Documented · Klaviyo source | Footer badge retained Not included · Thunk Mail source |
| Support | ||
| Support The support channels the vendor lists for the selected plan. | Email & chat Documented · Klaviyo source | Support level unclear The feature table lists docs and community help for Starter, but another section of the page promises priority chat and email on every paid plan. Ask Thunk Mail which applies. Not verified |