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TOP 3 ALTERNATIVES — RANKED
Three you should evaluate first.
Filtered from 1 candidates by feature similarity, audit score, and review velocity. The hero treatment is editorial — these earned more space because the data did.
Mailsure
email authentication#1TOP PICK
5.001 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 RFS Email Verification for Gravity Forms's category, so this is not a replacement for it — it is a widely-used email authentication option shown for market context. Compare it against your own requirements rather than as a swap.
SIDE-BY-SIDE COMPARISON
RFS Email Verification for Gravity Forms versus the top 3.
Five rows, all loaded above the fold. Wins are highlighted; nothing's hidden behind a tab.
YOU'RE LEAVING  RFS Email Verification for Gravity Forms #1 in Apps | TOP PICK |
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How these alternatives are ranked
Scored daily. Three signals, weighted and blended. No vendor money changes anything.
45%Feature similarity
N-gram match against RFS Email Verification for Gravity Forms'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.
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. Mailsure is in the unknown band (—), while RFS Email Verification for Gravity Forms 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.
Continue your research
Audit RFS Email Verification for Gravity Forms's listing
See where RFS Email Verification for Gravity Forms ranks 0–100 on listing completeness, screenshots, and description quality.
Open auditRFS Email Verification for Gravity Forms vs Mailsure
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.
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