Never Lose an SMS Again.
Direct to Your Gmail.
InboxSync turns every text message into searchable, permanent Gmail content. Real-time background sync, smart contact resolution, and 100% on-device privacy with zero third-party servers.
Direct Phone-to-Gmail Archiving
Your SMS data flows straight from your Android device to your personal Gmail account over encrypted TLS connections via App Passwords. Zero intermediate servers, zero data mining, zero tracking.
- Native IMAP socket connection directly to imap.gmail.com:993
- App Passwords eliminate the need for full account permissions
- Automated '[SMS]' Gmail label organization
Google Workspace Gemini for Gmail
Leverage greater heights of data utilization! Because your SMS history is archived in Gmail under the '[SMS]' label, you can seamlessly ask Google Workspace Gemini in Gmail to query, summarize, and answer questions directly from your SMS conversations right alongside your emails.
- Ask Gemini to find verification codes, tracking numbers, or transaction details from SMS
- Synthesize unified summaries combining email threads and text message history
- 100% privacy-compliant Google Workspace AI query capabilities
Contact Name Resolution
Say goodbye to anonymous phone numbers. InboxSync automatically maps incoming and outgoing numbers to your device's contacts, so synced emails are titled '[SMS] John Doe' instead of raw digits.
- Automatic phone-to-contact name mapping
- Searchable in Gmail by contact name or phone number
- 100% local contact read operations
True Historical Timeline Sorting
Powered by native RFC 3501 INTERNALDATE spoofing, InboxSync archives years of text history into your Gmail in exact chronological order — putting bank alerts, OTPs, and old chats right where they belong in time.
- One-tap historical SMS back-fill sync
- WorkManager background sync when screen is locked or phone reboots
- SHA-256 local Hive dedup cache prevents duplicate uploads
Instant CSV Spreadsheet Export
Your data belongs to you. In addition to Gmail archiving, InboxSync allows you to export your entire SMS database into a structured CSV file with a single tap for offline auditing and backup.
- Export all SMS sender, message, and timestamp records
- Compatible with Excel, Google Sheets, and data tools
- Pause, resume, or stop export tasks at any time
Built on Sovereign Privacy Principles
Why trust your text messages to proprietary cloud servers when your phone can talk directly to your Gmail?
No Third-Party Cloud
Your texts never touch an external server or proxy. Data routes directly from Android to Gmail.
Android Native Power
Built natively for Android 8.0+ using WorkManager background workers and encrypted Hive storage.
Search & Auto-Forward
Leverage Gmail's search engine and filter rules to auto-forward OTPs or archive specific senders.
Part of the Intrepid App Family
Explore our ecosystem of private, local-first utility tools built for digital sovereignty.