Best Smtp Lookup Apps

249+ iOS apps curated and reviewed

4.2 avg rating
18 free apps
Updated November 2026

If you already know SMTP Lookup, this is the deeper bench. 249+ smtp lookup apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of November 2026.

Compare top Smtp Lookup Apps (November 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1SMTP LookupSMTP LookupFree—NoNoMay 2026
2SMTPTester - Test smtp serviceSMTPTester - Test smtp service$0.991.0★ (1)NoNoAug 2026
3Email WizardEmail WizardFree—NoNoOct 2026
4myMail box: email client appmyMail box: email client appFree4.4★ (18K)YesNoNov 2026
5HEY EmailHEY EmailFree4.6★ (4.3K)NoNoNov 2026
6temp mail - 1secmailtemp mail - 1secmailFree4.0★ (1)NoNoMay 2026
7SpacemailSpacemailFree4.7★ (396)NoNoNov 2026
8eM ClienteM ClientFree3.7★ (51)NoNoNov 2026

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FAQ about Smtp Lookup

Are there free smtp lookup apps for iPhone?
Yes — 18 of the top smtp lookup apps we rank are free to download, including SMTP Lookup and Email Wizard.
SMTP Lookup has no ads and has no in-app purchases, according to its App Store listing as of November 2026.
We track 249+ smtp lookup apps on the iOS App Store as of November 2026, ranked by rating, recency, and analysis of real user reviews.