
Guerrilla Mail
8.9#2 in temporary email servicesFrom $9.99 a yearFree planAndroidWebAPIExtension
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It suits people needing temporary addresses for less-trusted signups and webmasters checking mail delivery. It also fits users who need API access or custom domains.
Mail.tm suits developers who need temporary email accounts and message handling through an API. Its documented workflow also supports retrieving confirmation messages and receiving real-time updates.