https://getmailin.app/blog/ Guides, engineering notes and workflow walkthroughs for mailin, the on-device email archive analyzer for Mac, iPhone and iPad. en-us https://getmailin.app/blog/open-gmail-takeout-mbox-mac/ https://getmailin.app/blog/open-gmail-takeout-mbox-mac/ Sat, 05 Sep 2026 09:00:00 +0000 Guides Google Takeout hands you a huge ZIP with an .mbox inside that nothing on your Mac wants to open. Here is how to unzip it, import it into mailin, and search the whole thing without uploading a byte. https://getmailin.app/blog/open-pst-file-on-mac/ https://getmailin.app/blog/open-pst-file-on-mac/ Sat, 05 Sep 2026 09:00:00 +0000 Guides A PST from an old Windows PC or an OST from a dead laptop, and no Outlook on your Mac. mailin reads both directly, up to 50 GB per file, and exports messages in formats anything can open. https://getmailin.app/blog/open-lotus-notes-nsf-mac/ https://getmailin.app/blog/open-lotus-notes-nsf-mac/ Sat, 05 Sep 2026 09:00:00 +0000 Guides Legacy Notes mail is usually kept but rarely searchable. mailin reads .nsf files natively on a Mac, up to 64 GB per file, and gets the messages into open formats that will outlast the platform. https://getmailin.app/blog/email-archive-too-big-to-open/ https://getmailin.app/blog/email-archive-too-big-to-open/ Sat, 05 Sep 2026 09:00:00 +0000 Problems solved Most parsers try to hold the whole archive in RAM. mailin 2.0 streams it in batches of 200 messages, counts oversized messages as damaged instead of crashing, and stops honestly on read errors. https://getmailin.app/blog/resume-interrupted-email-import/ https://getmailin.app/blog/resume-interrupted-email-import/ Sat, 05 Sep 2026 09:00:00 +0000 Problems solved A crash, a sleep, or a forced restart no longer means starting the import over. mailin 2.0 checkpoints every batch of 200 messages against the file's hash and picks up where it stopped. https://getmailin.app/blog/slow-email-archive-scrolling-fixed/ https://getmailin.app/blog/slow-email-archive-scrolling-fixed/ Sat, 05 Sep 2026 09:00:00 +0000 Problems solved Offset pagination gets slower the deeper you scroll. mailin 2.0 replaces it with a date-and-id cursor, splits the search index by year, and keeps the same UI. https://getmailin.app/blog/keep-your-email-when-leaving-job-or-closing-gmail/ https://getmailin.app/blog/keep-your-email-when-leaving-job-or-closing-gmail/ Sat, 05 Sep 2026 09:00:00 +0000 Problems solved A raw mail export is easy to get and nearly useless on its own. How to turn it into a private, searchable archive on your Mac before the account disappears. https://getmailin.app/blog/check-suspicious-email-headers/ https://getmailin.app/blog/check-suspicious-email-headers/ Sat, 05 Sep 2026 09:00:00 +0000 Problems solved Save the message as a file, open it in mailin, and read what the receiving server and the routing chain actually say. Nothing is uploaded, and no account is needed. https://getmailin.app/blog/first-pass-email-review-lawyers/ https://getmailin.app/blog/first-pass-email-review-lawyers/ Sat, 05 Sep 2026 09:00:00 +0000 Problems solved From a client's .pst to a coded, privilege-checked set: Early Case Assessment, First-Pass Review and Privilege QC & Redaction, with predictive coding as a prioritization aid. https://getmailin.app/blog/email-archive-search-boolean-regex-proximity/ https://getmailin.app/blog/email-archive-search-boolean-regex-proximity/ Sat, 05 Sep 2026 09:00:00 +0000 Features Mailbox search finds one message you half-remember. Working through an archive needs operators, ranking and an index that stays fast at depth. Here is how mailin's search works. https://getmailin.app/blog/ai-assistant-cites-emails-thread-story/ https://getmailin.app/blog/ai-assistant-cites-emails-thread-story/ Sat, 05 Sep 2026 09:00:00 +0000 Features A summary you cannot check is a claim, not an answer. How mailin's AI Assistant, Thread Story and AI Digest keep every output tied to the emails it came from. https://getmailin.app/blog/email-analytics-dashboard/ https://getmailin.app/blog/email-analytics-dashboard/ Sat, 05 Sep 2026 09:00:00 +0000 Features A mail client shows one message at a time. When you need the shape of a whole archive, you need the timeline, the heatmap, the contact graph and the Executive Dashboard. https://getmailin.app/blog/guided-workflows-47-jobs-five-roles/ https://getmailin.app/blog/guided-workflows-47-jobs-five-roles/ Sat, 05 Sep 2026 09:00:00 +0000 Features mailin 2.0 ships 47 guided workflows for forensic, legal, IT/SOC, journalist and personal jobs. Here is how the runner, sign-off and Documents & History work, with the full list. https://getmailin.app/blog/remove-duplicate-emails-archive/ https://getmailin.app/blog/remove-duplicate-emails-archive/ Sat, 05 Sep 2026 09:00:00 +0000 Features Three overlapping exports mean the same message three times over. How Duplicate Manager removes exact copies, hands near copies to you, and makes the cleanup stick. https://getmailin.app/blog/email-export-formats-eml-pdf-csv-json/ https://getmailin.app/blog/email-export-formats-eml-pdf-csv-json/ Sat, 05 Sep 2026 09:00:00 +0000 Features EML or PDF? CSV or JSON? Bates PDF with load files? A walk through each export format mailin offers, what it preserves, and the situation it is built for. https://getmailin.app/blog/chain-of-custody-audit-log-signed-exports/ https://getmailin.app/blog/chain-of-custody-audit-log-signed-exports/ Sat, 05 Sep 2026 09:00:00 +0000 Legal & Forensic SHA-256 at import, an audit log where each entry signs the previous one, and Ed25519-signed exports. What each integrity feature proves and what it does not. https://getmailin.app/blog/bates-numbering-concordance-export/ https://getmailin.app/blog/bates-numbering-concordance-export/ Sat, 05 Sep 2026 09:00:00 +0000 Legal & Forensic The Production Run workflow step by step: assemble a batch, code it, log privilege, apply Bates numbers and redactions, then produce a set with a load file and defensibility summary. https://getmailin.app/blog/pii-detection-gdpr-dsar-email/ https://getmailin.app/blog/pii-detection-gdpr-dsar-email/ Sat, 05 Sep 2026 09:00:00 +0000 Legal & Forensic mailin scans on-device for emails, phone numbers, SSNs, card numbers and IPs, groups them by type and risk, and runs a Data Subject Request workflow with a redaction pass. https://getmailin.app/blog/spf-dkim-dmarc-phishing-analysis/ https://getmailin.app/blog/spf-dkim-dmarc-phishing-analysis/ Sat, 05 Sep 2026 09:00:00 +0000 IT & Security The three authentication checks answer three different questions, and none of them is "is this phishing?" Here is how to read the results the receiving server recorded, and what to look at next. https://getmailin.app/blog/journalists-analyze-leaked-emails-offline/ https://getmailin.app/blog/journalists-analyze-leaked-emails-offline/ Sat, 05 Sep 2026 09:00:00 +0000 Journalism From intake to publication, the Journalist and Researcher workflows keep a leaked mailbox on your own Mac: hashed at import, searched offline, cited in the draft, redacted before it ships. https://getmailin.app/blog/on-device-ai-email-analysis/ https://getmailin.app/blog/on-device-ai-email-analysis/ Sat, 05 Sep 2026 09:00:00 +0000 Privacy Two Apple engines, a fallback chain, a provenance tag on every output, and a Cloud AI mode that is off until you turn it on with your own key. What runs where, and what is sent. https://getmailin.app/blog/no-account-no-cloud-privacy/ https://getmailin.app/blog/no-account-no-cloud-privacy/ Sat, 05 Sep 2026 09:00:00 +0000 Privacy The App Store label says the developer collects nothing. Here is what backs that up: no mail-server code, StoreKit as the only default network use, and a Cloud AI mode that is off until you turn it on. https://getmailin.app/blog/mailin-pricing-tiers-explained/ https://getmailin.app/blog/mailin-pricing-tiers-explained/ Sat, 05 Sep 2026 09:00:00 +0000 Pricing A side-by-side of the three tiers at App Store prices, who each one suits, and the plain arithmetic on monthly versus yearly versus lifetime. https://getmailin.app/blog/universal-purchase-iphone-ipad-mac/ https://getmailin.app/blog/universal-purchase-iphone-ipad-mac/ Sat, 05 Sep 2026 09:00:00 +0000 Pricing Buy once on the App Store and use mailin on all three devices. The archive stays where you imported it, only settings sync, and Apple Intelligence depends on the OS version.