documentTHE COMPARISON DESK
Every detail. Side by side.
Compare the full collection or build a shortlist. Each sourced fact describes the stated plan or scope, not a promise that every tier includes it.
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SLA ≠ measured uptime. Prices use different billing units. Read the comparison notes →
| Comparison field | ResendDeveloper platforms |
|---|---|
| PricingBilling model | Monthly subscription + overageSource ↗ |
| PricingSelected paid rateSelected plans, not equivalent baskets. USD unless stated; taxes, add-ons and regional terms may differ. | Pro: USD 20/month · 50,000 emailsSource ↗ |
| PricingFree tier / trial | 3,000/month; 100/daySource ↗ |
| PricingOverage | Pro 50k: USD 0.90/1,000Source ↗ |
| PricingData / attachment charges | Not stated in reviewed docs Review detailsReviewed pricing does not establish a separate data or attachment transfer rate. This is not confirmation that all such charges are zero. Reviewed 2026-09-08 Reviewed source 1 ↗ |
| PricingWhat counts as an email | Each recipient counts; sent and received mail includedSource ↗ |
| PricingCredit expiry | Not stated in reviewed docs Review detailsThe reviewed pricing does not establish all unused-allowance or prepaid-credit expiry rules. Reviewed 2026-09-08 Reviewed source 1 ↗ |
| ReliabilityOfficial incident historyProvider-reported status, not independent monitoring or a live health indicator. | Official status pageOpen ↗ |
| ReliabilityContractual uptime SLAA service commitment, not observed uptime. Eligibility, exclusions and credit rules differ. | Enterprise: 99.99% monthly email-sending availability (accept/process valid requests); exclusions and credit claim rules apply.Source ↗ |
| ReliabilityMeasured uptime | Not measured |
| ReliabilityMeasured delivery latency | Not measured |
| ReliabilityMeasured inbox placement | Not measured |
| Sending & featuresHTTP API | AvailableSource ↗ |
| Sending & featuresSMTP relay | AvailableSource ↗ |
| Sending & featuresSDKs | Node.js, PHP, Laravel, Python, Ruby, Go, Java, Rust, .NETSource ↗ |
| Sending & featuresTemplates / editor | React Email integrationSource ↗ |
| Sending & featuresWebhooks | 1 / 5 / 10 endpoints on Free / Pro / ScaleSource ↗ |
| Sending & featuresInbound processing | AvailableSource ↗ |
| Sending & featuresCampaigns / automation | Broadcast editor, segmentation, scheduling and automationsSource ↗ |
| Sending & featuresAnalytics | Domain-level open and click trackingSource ↗ |
| Operations & securitySuppression management | Automatic hard-bounce/complaint suppression; manual list managementSource ↗ |
| Operations & securityDaily / request limits | Free: 100/daySource ↗ |
| Operations & securityLog / activity retention | 30 days on Free / Pro / ScaleSource ↗ |
| Operations & securityDedicated IP | Scale add-on: USD 30/month; volume condition appliesSource ↗ |
| Operations & securityHosting / region notes | Send: Virginia, Ireland, São Paulo, Tokyo. Account data stored in the US.Source ↗ |
| Operations & securitySending domains | 3 / 10 / 1,000 on Free / Pro / ScaleSource ↗ |
| Operations & securitySender authentication | Domain verification; DMARC and BIMI guidesSource ↗ |
| Operations & securitySSO | Scale add-on; Enterprise includedSource ↗ |
| Operations & securitySupport channels | Email and Slack options; response commitments depend on planSource ↗ |
| Operations & securitySetup requirements | Own and verify a sending domainSource ↗ |
| ResourcesWebsite | Official resourceOpen ↗ |
| ResourcesDocumentation | Official resourceOpen ↗ |
| ResourcesPricing page | Official resourceOpen ↗ |
Unconfirmed cells include review details and sources: documentation may omit a value, sources may conflict, or a current page may be unreadable. Not measured means no independent test dataset.