Mailfloss
Depends
Confidence: Medium
Buy if you email regularly and want hands-off list cleaning inside HubSpot, ConvertKit, Braze, or similar . it runs continuously once connected.
New check
Comparison
Mailfloss and Spotsaas both land on Depends.
Buy if you email regularly and want hands-off list cleaning inside HubSpot, ConvertKit, Braze, or similar . it runs continuously once connected.
Use Spotsaas free as a supplementary discovery and comparison tool if you're an SMB buyer shortlisting niche software; don't lean on it as your primary review source.
| Compare | ||
|---|---|---|
| Verdict | Depends | Depends |
| Best for | HubSpot, ConvertKit, Braze senders | SMB buyers shortlisting software |
| Who it's not for | One-off bulk list checks | Buyers needing deep verified review volume . use G2 |
| Privacy | No known public vulnerabilities found in the sources reviewed.⁹ | No known public vulnerabilities found in the sources reviewed. |
| Support quality | No support evidence in sources | No support evidence in sources |
| Public sentiment | Users describe it as easy to use, while critics flag the entry price as steep for the email verification category.¹ | Independent sentiment about Spotsaas itself is nearly absent . one Trustpilot review . while Reddit mentions treat it as a listing and discovery option. |
| Biggest gotcha | $97/month entry price cited; reviewers call it steep for the category⁶ | Paid listing upgrades exist; placement incentives may shape comparisons16 |