Don’t Let Spam Filters Steal Your Conversions. Test Your Inbox Placement!

Are your emails landing in the inbox—or disappearing into spam? Pinpoint where your emails land and fix what’s holding them back with Sparkle’s inbox placement testing.

Email Sent ≠ Email Delivered

If you’re not tracking inbox placement, blindly sending email campaigns might be costing you more than you realize.

No Clarity on Email Delivery

You hit send, but where do your emails actually go? Without visibility, they could be landing in spam—or nowhere at all.

Effort Wasted, Results Missed

Hours of work mean nothing if your emails never reach your audience. A high spam rate means lost opportunities.

Hidden Deliverability Issues

From IP reputation to authentication failures, unseen technical roadblocks could be holding your emails back.

Unpredictable ESP Behavior

Some email providers accept your messages, others reject them—and you have no idea why.

Reputation Risks You Can’t See

Blacklists, misconfigured settings, and poor deliverability silently harm your email performance without warning.

Maximize Email Impact with Accurate Inbox Placement Monitoring

With Sparkle’s inbox placement reports, you’ll see exactly where your emails land and why—so you can take action and improve inbox placement.

Detect Issues Instantly

Find out if your emails reach the inbox or get stuck in junk folder—before they impact your email performance. 

Fix Problems Fast

Get clear, actionable insights to resolve blacklists, authentication failures, and setup errors quickly.

Track Deliverability Trends

Set up automated inbox placement tests to monitor performance, detect dips early, and stay ahead of issues.

Optimize for Every Email Provider

Get ESP-specific insights to fine-tune your approach and improve inbox placement across platforms.

Protect Your Sender Reputation

Catch risks before they escalate, avoid blacklists, and keep your emails landing where they should.

Inbox Placement Test, Your Way

From one-off inbox email placement tests to full automation, we’ve got you covered.

Manual Inbox Placement Test

Quick, on-demand checks for immediate insights.

Automated Inbox Placement Test

Hands-free monitoring of email performance over time

Actionable Insights to Perfect Every Send

Know where your email marketing campaigns stand with a detailed breakdown of your email’s placement and comprehensive insights. 

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Email Health Score

Get a quick snapshot of your overall deliverability.

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Placement Metrics

See precise inbox vs. spam placement rates.

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ESP-Specific Analysis

Spot which email providers need attention.

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Email Authentication Check

Verify DKIM, SPF, DMARC, and rDNS for proper setup.

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Blacklist Monitoring

Detect IP and domain blacklisting before it impacts you.

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Trend Analysis

Track performance over time with recurring tests.

Frequently asked questions

Everything you need to know about inbox placement.

The Inbox Placement feature helps you track where your emails land—be it the inbox, spam folder, or elsewhere—across various email service providers (ESPs) like Gmail, Outlook, and Yahoo. This visibility allows you to identify and fix email deliverability issues before they impact your campaigns.

By knowing exactly where your emails land, you can:

  • Identify and fix issues causing emails to be marked as spam.
  • Improve sender reputation by addressing deliverability challenges promptly.
  • Optimize email content and sending patterns to maximize open and engagement rates.

Yes! You can set up recurring checks to continuously track your email performance, monitor trends, and receive actionable insights—all without manual effort.

Not at all! Sparkle.io’s intuitive interface makes it easy for anyone to monitor inbox placement, with clear insights and recommendations to enhance your email campaigns—no tech expertise needed.

Deliver with Confidence—Every Email, Every Time.

No more email black holes. No more missed opportunities.