Spam Mail Tester
Free report for improving deliverability of your email
FactScore™ 0
SyncSignature
Branded email signatures with Professional Headshots
Updated February 2026
| Spam Mail Tester | SyncSignature | |
|---|---|---|
| Rating | N/A | 5.0★ |
| Reviews | 0 | 15 |
| Pros | 0 | 9 |
| FactScore™ | 0 | 60.2 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in Spam Mail Tester — Pros
No unique pros listedBoth tools — Pros
—Only in SyncSignature — Pros
Easy to use Professional headshots Branded email signatures Quick setup Free tier Instant results Background customization Multiple templates User-friendlyOnly in Spam Mail Tester — Cons
—Both tools — Cons
—Only in SyncSignature — Cons
—Details
| Spam Mail Tester | SyncSignature | |
|---|---|---|
| Categories | Email marketing, A/B testing tools | Photo editing, Background removal tools, Email marketing |
| Platforms | Web | Web |
| Became Popular | September 29, 2015 | November 22, 2023 |
| Website | www.mail-tester.com | syncsignature.com |
Who Should Pick Which?
Choose Spam Mail Tester if...
- No unique pros listed
Choose SyncSignature if...
- Easy to use
- Professional headshots
- Branded email signatures
With a FactScore™ of 0 vs 60.2, SyncSignature leads in community reception. Spam Mail Tester uniquely offers No unique pros listed, while SyncSignature stands out for Easy to use and Professional headshots.
What Users Say
Spam Mail Tester
No reviews yet
SyncSignature
Superb product, really easy to use and does exactly what it promises! Tried the free single signature and it converted my image into a headshot in seconds and generated an email signature I could c...
I generated my current profile picture of PH using SyncSignature. - Super easy and intuitive UI - I took 10 seconds to create account - Impressive results Great job team 🫡👏
Pretty simple and easy to use product. Results are pretty Awesome!!
Related Comparisons
Frequently Asked Questions
Which is better, Spam Mail Tester or SyncSignature?
Based on FactScore™, SyncSignature leads with a score of 60.2 vs 0. SyncSignature has a higher rating of 5.0★ compared to N/A★.
What are the pros of Spam Mail Tester compared to SyncSignature?
Spam Mail Tester uniquely offers: No unique pros listed.
What are the pros of SyncSignature compared to Spam Mail Tester?
SyncSignature uniquely offers: Easy to use, Professional headshots, Branded email signatures, Quick setup, Free tier.
Is Spam Mail Tester better rated than SyncSignature?
Spam Mail Tester is rated N/A★ from 0 reviews. SyncSignature is rated 5.0★ from 15 reviews.
What is the FactScore™ of Spam Mail Tester and SyncSignature?
FactScore™ weighs rating and review volume together. Spam Mail Tester scores 0 and SyncSignature scores 60.2.
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