1 token • Core Tool
📨 Scan Email
Check if your email will land in inbox or spam across Gmail, Outlook, and other providers.
InboxGuard
Step 1: Run your first scan
Step 2: Optimize your email
Step 3: Scale campaigns
Scan first, then fix, then upgrade when it matters
Open the scan, check the risk, and keep the advanced tools out of the way until you need them.
Start with Scan Email and fix risk before it damages your domain.
Core flow
2 tokens • Core Tool
🧭 Campaign Debugger
Diagnose why your emails are failing. Analyze campaign signals and find the exact issue.
Secondary tools
1 token
🌐 Domain Check
Check if your domain is blacklisted on major blocklists before launch.
5 tokens
🧪 Seed Testing
Send test emails to seed inboxes and track delivery across providers.
3 tokens
📦 Bulk Scan
Upload CSV emails and scan all variants at once.
Custom
👥 API + Team
Integrate InboxGuard into your workflow and manage secure team access.
Built for teams that care about inboxing
No fake metrics. Real deliverability signals.
What does InboxGuard do?
InboxGuard analyzes email content before sending and predicts whether it will land in inbox or spam.
FAQ
How does InboxGuard work?
It scans email content and structure, detects spam triggers, and recommends safer wording before you send.
Who should use InboxGuard?
Agencies, cold email teams, marketers, and founders who need better inbox placement consistency.
You've found your biggest risk. Fixing one email isn't enough.
Get Access to run your next check before the next campaign goes out.
Trusted by teams who send before sunrise
Live performance metrics load from recent outcomes.
Sign in to view your latest inbox-rate benchmark and sample counts.
Outcome-driven scoring improves as feedback is submitted.
"InboxGuard caught what our QA missed and saved a full campaign run."
- Founder, B2B outbound team (38K contacts/month)
"We now run every campaign through it before touching volume."
- Growth lead, SaaS sales motion
Built by Tharun, indie developer focused on fixing spam placement before campaigns go live.
Read deliverability guides on the InboxGuard blog.