Results
Since launching on the Google Play Store, Temp Mail GG has reached (platform-wide, across web and mobile):
Project Overview
Temp-Mail.gg is an established web-based disposable email service that gives users instant, free temporary inboxes to protect their real email from spam, unwanted newsletters, and untrusted websites. The client needed a native companion app that could carry this same anonymous, no-registration experience onto mobile devices.
WRTeam's App Development Services built "Temp Mail GG - Temporary Email" as a cross-platform Flutter application, connecting directly to the existing Temp-Mail.gg API. The result is an Android and iOS app that generates disposable addresses, refreshes inboxes automatically, and manages everything without accounts, passwords, or personal data collection.
Partnership
Temp-Mail.gg came to WRTeam with a working web platform and a clear mobile gap: users wanted throwaway inboxes on the go without opening a browser or compromising the brand's privacy-first promise. WRTeam's development team worked from the existing API and web behavior as the source of truth, ensuring addresses, domains, and inbox logic stayed consistent across both platforms rather than building a disconnected mobile product.
Key Challenges
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Mirroring the simplicity of the web tool (one-tap, no sign-up) inside a native mobile experience
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Keeping the inbox live and responsive even while the app is minimized
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Supporting multiple domain choices and auto-refreshing inbox behavior without draining battery or data
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Delivering a clean, distraction-light UI with dark mode for an app used quickly and repeatedly
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Avoiding collection or storage of any personal identifying information, in line with the brand's anonymous-by-design positioning
Solutions
WRTeam built the app in Flutter so a single codebase could serve both Android and iOS while keeping the UI fast and native-feeling. Key implementation highlights include:
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One-tap email generation with multiple selectable domains, matching the web app's domain picker
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Real-time-style inbox with auto-refresh, so new messages appear without a manual pull-to-refresh
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Background-aware behavior so the inbox keeps working while the app is minimized
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Zero-login architecture with no registration, no passwords, and no tracking
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Direct alignment with the temp-mail.gg web app, keeping addresses, domains, and inbox behavior consistent across web and mobile
Links
Google Play:
Temp Mail GG - Temporary Email (Android)
Apple App Store:
Temp Mail GG - Temporary Email (iOS)
Web Platform:
