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spFlat! vs Announcer

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

spFlat! compared with Announcer
Detail spFlat!Announcer logo Announcer
What it doesAutomated SPF flattening service that prevents email delivery failures by managing SPF records within DNS lookup limits Transactional email API for developers, run from Sweden
StageNot given Not given
FoundedNot given Not given
Based inNL SE
Pricing modelFreemium Freemium
PricingFree 14-day trial. After trial: €10 per domain per month. No setup fees, cancel anytime. Free: €0/month with 100 messages a day and 2 domains. Pro: €19/month for 10,000 messages a month and 10 domains, then €1 per 1,000 messages. Scale: €99/month for 100,000 messages a month and 100 domains, then €0.80 per 1,000 messages. Prices exclude VAT.
Key features
  • Automatic SPF record flattening
  • DNS lookup limit prevention
  • Real-time SPF monitoring
  • 24/7 IP range monitoring
  • 1-click DNS updates
  • Free SPF lookup audit
  • 99.9% uptime SLA
  • DKIM signing on every message
  • Delivery, bounce and complaint tracking
  • No message body storage
  • No tracking pixels or link rewriting
  • HTTP API with official SDKs
  • SMTP support
  • Webhooks with HMAC-SHA256 signing
  • MCP and A2A agent support
  • One-click account deletion
What makes it different
  • Automatically converts complex SPF include chains into flat records using only 1 DNS lookup instead of many
  • Continuously monitors email provider IP changes and updates your SPF record 24/7 automatically
  • Improves email deliverability by up to 15% through proper SPF record management
  • ISO 27001 and NEN 7510 certified hosting with GDPR compliance
  • Message bodies never stored, only envelope and subject line kept
  • No tracking pixels, no link rewriting
  • Free plan is permanent, not a trial
  • Single server in Stockholm, minimal third-party access
  • 99.5% uptime commitment on paid plans
Community votes00
DR (Domain Rating by Ahrefs)Not checked yet no change since last checkNot checked yet no change since last check
Trust Flow (Majestic)30
Citation Flow (Majestic)114
Referring domains (Majestic)41

6 details filled in for both companies.

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