October 27, 2026 · 6 minute read
How to Find a Meeting Time Across Time Zones
Compare cities, find overlapping hours, account for daylight-saving changes, and use Mapsake's World Clock for near-term meeting planning.
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Mapsake Journal
Guides to using Mapsake, working with travel photos, and keeping your travel history in order.
October 25, 2026 · 4 minute read
Make a Travel Map of Places You Have Been and Want to Go
Make a free travel map of countries, regions, and cities. Keep places visited, lived in, and next together, save an image, or share an interactive link.
Read articleOctober 20, 2026 · 7 minute read
Shrinking an Offline Atlas Without Losing Detail
How Mapsake reduced bundled geography with LZFSE compression and a smaller SQLite search index while preserving places, boundaries, and search behavior.
Read articleOctober 13, 2026 · 6 minute read
iPhone Storage vs iCloud: What's Taking Up Space?
Understand device and iCloud storage, inspect Mapsake's offline data, and identify temporary copies that can be cleared without deleting your travel history.
Read articleOctober 6, 2026 · 6 minute read
How Many Countries Have You Visited?
Choose a consistent rule for countries visited, handle territories and layovers, and keep your full travel history separate from the headline count.
Read articleSeptember 29, 2026 · 6 minute read
What Time Will My Flight Land? Time Zones and the Date Line
Work out a flight's local arrival date and time, understand overnight and date-line crossings, and use Mapsake's in-app arrival planner.
Read articleSeptember 22, 2026 · 7 minute read
Making Photo Imports Resumable on iOS
How Mapsake uses local checkpoints, cancellation-aware workers, and safe save boundaries to resume photo imports without confusing progress with completion.
Read articleSeptember 15, 2026 · 4 minute read
How to Draw a Radius on a Map
Choose a center, draw a geodesic radius in miles or kilometers, understand area and travel-time limits, and share the result.
Read articleSeptember 8, 2026 · 5 minute read
What Should Mapsake Build Next?
Explore possible future directions for Mapsake, from deeper trips and transport history to local photo insights and more controlled sharing.
Read articleSeptember 1, 2026 · 5 minute read
How to Make a States, Counties, and Provinces Visited Map
Create a visited map for U.S. states, territories, counties, or Canadian provinces, choose a visit rule, and export the result.
Read articleAugust 25, 2026 · 5 minute read
What Mapsake Sends When You Submit Feedback
Understand Mapsake feedback fields, optional logs, iCloud and country diagnostics, attachments, privacy controls, and the website form.
Read articleAugust 24, 2026 · 8 minute read
How to Use Mapsake with ChatGPT, Claude, or Your Own AI
Connect Mapsake with ChatGPT, Claude, or a compatible self-hosted AI to ask travel questions, confirm safe changes, and disconnect access.
Read articleAugust 18, 2026 · 4 minute read
How to Calculate Flight Distance and Air Miles Between Airports
Calculate great-circle distance for direct and multi-city flights, compare miles, kilometers, and nautical miles, and understand actual flight mileage.
Read articleAugust 11, 2026 · 6 minute read
Engineering Maplight: From Photo Coordinates to Land Coverage
How Mapsake turns generalized photo locations into private, synchronized Maplight coverage with geohashes, equal-area cells, and land boundaries.
Read articleAugust 4, 2026 · 5 minute read
How to Find Where a Photo Was Taken from EXIF GPS Data
Check whether a photo contains GPS coordinates, understand missing or incorrect EXIF data, and map files privately in your browser.
Read articleJuly 28, 2026 · 6 minute read
Mapsake 1.9: Your Photos Light Up the World
Meet Maplight, explore your photo-covered world year by year, and discover 40 new travel achievements in the free Mapsake 1.9 update.
Read articleJuly 21, 2026 · 11 minute read
iPhone Photos Missing Location? Check and Fix GPS.
Check original photo GPS, export settings and Camera permissions. Learn what can be restored, what cannot, and how to prevent missing locations.
Read articleJuly 20, 2026 · 11 minute read
Search iPhone Photos by Place, Year, Camera, and More
Learn how to search iPhone photos by location, date, year, camera model, map area, favorites, and more with Apple Photos and Mapsake.
Read articleJuly 11, 2026 · 13 minute read
Photo Explorer, Constellations, and a Faster Mapsake
How Mapsake built private photo search and visual Constellations, then used a deterministic benchmark suite to make large travel libraries dramatically faster.
Read articleJuly 9, 2026 · 11 minute read
On This Day, Then & Now, and Passport Stamps
A developer look at Mapsake's approachable on-device engineering for calendar memories, return-trip photo pairs, and assistive passport-stamp scanning.
Read articleJuly 4, 2026 · 10 minute read
Happy Fourth: Travel Achievements and Mapsake Friends
Mapsake adds around 160 private travel achievements and a mutual Friends experience for comparing maps, Passports, places, and progress.
Read articleJune 27, 2026 · 11 minute read
Immich and Mapsake's Biggest Travel Passport Update
Mapsake's biggest update so far brings first-class Immich photo import and sync together with a richer, shareable Travel Passport.
Read articleJune 20, 2026 · 4 minute read
How to Make a Travel Map from Your iPhone Photos
A practical guide to checking iPhone photo locations, turning them into a private travel map, reviewing the result, and filling the gaps.
Read articleJune 17, 2026 · 12 minute read
How Mapsake Built Its Offline Travel Gazetteer
An engineering look at Mapsake's offline GeoNames and SQLite gazetteer, Natural Earth boundary lines, reverse geocoding, and border correctness.
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