Resend vs Whalesync: Pricing Comparison (2026)
Resend starts at $20/mo. Whalesync starts at $5/mo. Whalesync is $15/mo cheaper on the entry tier than Resend.
Modern email API positioned as the developer-first alternative to SendGrid and Postmark. Distinctive for React email templates (write HTML emails as React components) and for its founders' background at AWS + Vercel — the API design shows it. Priced free-$1200/mo (3K to 1M emails/mo). Popular with early-stage SaaS teams shipping transactional email and product updates. Series A in 2024.
Two-way database sync between no-code tools (Airtable ↔ Webflow ↔ Supabase ↔ HubSpot). Positioned as the alternative to running one-way Zapier automations for keeping two data sources in lockstep. Distinctive for solving the specific pain of "CMS collection needs to match Airtable base but also flow back." Priced $29-$299/mo across four tiers. Popular with no-code agencies building client sites.
All plans compared
| # | Plan | Resend monthly | Resend annual | Whalesync monthly | Whalesync annual |
|---|---|---|---|---|---|
| 1 | Free | 0 | 0 | — | — |
| 2 | Pro | 20 | 20 | — | — |
| 3 | Scale | 90 | 90 | — | — |
| 4 | Enterprise | custom | custom | — | — |
What each is best for
Modern email API positioned as the developer-first alternative to SendGrid and Postmark. Distinctive for React email templates (write HTML emails as React components) and for its founders' background at AWS + Vercel — the API design shows it. Priced free-$1200/mo (3K to 1M emails/mo). Popular with early-stage SaaS teams shipping transactional email and product updates. Series A in 2024.
Two-way database sync between no-code tools (Airtable ↔ Webflow ↔ Supabase ↔ HubSpot). Positioned as the alternative to running one-way Zapier automations for keeping two data sources in lockstep. Distinctive for solving the specific pain of "CMS collection needs to match Airtable base but also flow back." Priced $29-$299/mo across four tiers. Popular with no-code agencies building client sites.
At a glance
| Resend | Whalesync | |
|---|---|---|
| Free plan | Yes | — |
| Entry price | $20/mo | $5/mo |
| Enterprise available | Yes | Yes |
| Pricing model | Hybrid | Per Usage |
| Last verified | July 29, 2026 | July 26, 2026 |
| Full pricing | View full pricing | View full pricing |
Pricing last verified July 29, 2026. Tracked daily.