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TOP 3 ALTERNATIVES — RANKED
Three you should evaluate first.
Filtered from 12 candidates by feature similarity, audit score, and review velocity. The hero treatment is editorial — these earned more space because the data did.
SMTP2GO for WordPress – Email Made Easy
delivery#1TOP PICK
5.0065 reviews
Not auditedAudit score
Pick if you're surveying the marketplace
Widely used on this marketplace — not a like-for-like swap. AppRanks found no app sharing Mail SMTP's category, so this is not a replacement for it — it is a widely-used delivery option shown for market context. Compare it against your own requirements rather than as a swap.
Shipping Additional Days for WooCommerce
delivery#2RUNNER-UP
5.007 reviews
Not auditedAudit score
Pick if you're cost-sensitive
Adjacent tool, different job. Different use case from Mail SMTP. Listed because it is among the most-adopted delivery apps on this marketplace, not because it covers the same job.
Portugal CTT Tracking for WooCommerce
delivery#3VALUE PICK
5.005 reviews
Not auditedAudit score
Pick if you're mapping adjacent tooling
Popular alternative to evaluate on its own merits. Solves a different problem than Mail SMTP. Useful market context; verify the capability overlap yourself before treating it as an option.
SIDE-BY-SIDE COMPARISON
Mail SMTP versus the top 3.
Five rows, all loaded above the fold. Wins are highlighted; nothing's hidden behind a tab.
RANKS #4 THROUGH #12
The next 9, denser.
Lower-ranked but legitimate. Click any row for the full profile — or compare side-by-side with Mail SMTP.
How these alternatives are ranked
Scored daily. Three signals, weighted and blended. No vendor money changes anything.
45%Feature similarity
N-gram match against Mail SMTP's feature signature, weighted by category overlap.
35%Audit + rating
Listing quality (0–100) blended with rolling 90-day rating average. Penalizes thin listings.
20%Review velocity
Reviews added in trailing 30 days, normalized by category baseline. Surfaces rising challengers.
Every WordPress alternative on this page is scraped, normalized, and re-scored every 24 hours. We don't accept paid placement, vendor-funded "best of" content, or sponsored ranking — and we publish the rules so you can audit them yourself. If a vendor disagrees with their position, that's between them and the data.
WHEN DOES IT MAKE SENSE TO SWITCH FROM MAIL SMTP?
Four reasons people leave.
Decision triggers, not marketing. If two or more apply, your shortlist starts with the apps named below each card.
Pricing has outgrown your usage
If your usage of Mail SMTP has crossed a pricing-tier breakpoint, per-unit cost is usually where alternatives diverge most clearly. Some apps in the list above carry a free tier; others are paid from day one. Compare the published plans on each alternative's page against your current bill — the gap is the only number worth acting on, and it is specific to your usage.
Shipping Additional Days for WooCommerce · SMTP2GO for WordPress – Email Made EasyYou need a feature outside the focus
Each WordPress category has a feature spectrum. The "Similar feature set" badge above marks alternatives whose feature signature most overlaps with Mail SMTP. The "Category leader" badge marks apps that may approach the same category from a different feature angle — useful if you want to widen rather than narrow your toolset.
SMTP2GO for WordPress – Email Made EasySupport response has slowed you down
Support quality is the hardest thing to read from a listing, and it is the most common reason a switch gets made. Read the most RECENT reviews on each alternative's profile rather than the lifetime average — recency is what tells you how the app is supported today, and trailing review velocity is the freshest signal AppRanks tracks.
FREQUENTLY ASKED
Answers built from the data.
Built from the same scores the ranking uses — so they won't contradict the table.
For most accounts under typical category usage, the answer depends on tier. SMTP2GO for WordPress – Email Made Easy is in the unknown band (—), while Mail SMTP is unknown (—). At parity scale, the cheaper option can save 30–60% — but feature-for-feature swaps usually narrow the gap above the second tier.
VERDICT · UPDATED TODAY
If you're moving from Mail SMTP, the most common landing spots are SMTP2GO for WordPress – Email Made Easy (unknown feature match, audit null/100) and Shipping Additional Days for WooCommerce (pricing leverage + breadth). Skip La Poste Pro Expéditions WooCommerce unless your use case is unusual.
If feature parity matters most
→ SMTP2GO for WordPress – Email Made Easy
Unknown feature parity. Audit null, 5.00★.
If pricing matters most
→ Shipping Additional Days for WooCommerce
Best for cost-sensitive teams. 5.00★ across 7 reviews.
If you're scaling enterprise
→ Portugal CTT Tracking for WooCommerce
Strongest scale fit when category usage exceeds typical thresholds. Vendor-evaluate before committing.
Continue your research
Audit Mail SMTP's listing
See where Mail SMTP ranks 0–100 on listing completeness, screenshots, and description quality.
Open auditMail SMTP vs SMTP2GO for WordPress – Email Made Easy
Side-by-side feature deltas, shared keywords, rating curves over the trailing 12 months.
Open compareWordPress category leaders
Highest-rated WordPress apps by intent. The category-by-category leaderboard.
Open best
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