AIA Guide to Boston vs TrailSync
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AIA Guide to Boston
Explore Boston's architecture and urban landscape with this comprehensive digital guide. Discover over 1,200 landmarks, historical buildings, and parks, with GPS-enabled features and integrated directions. Perfect for residents and visitors interested in design and history.
- 1,200+ landmarks, buildings, and parks
- Neighborhood and architect guides
- GPS-enabled site discovery
- Integrated directions
- Walking and site tours
- Color images and descriptions
Read full descriptionHide full description
Published in three prior paper editions, the AIA Guide to Boston been called "the best [field guide] of its kind on the continent." This new digital version adds more than 500 new sites along with color images from leading photographers. This is the first AIA Guide anywhere to be published as a mobile app. It's: Effortless to carry. If you have your phone, you have the Guide (now the equivalent of a 500+ page book!) Smart. Using GPS, the app can find the guides closest to you Connected. Directions are available with a tap, and live links to online resources provide more depth instantly Up-to-date. New sites and guides are added to the app as the city grows and evolves. The Guide features: Descriptions, stories, and photos of more than 1,200 contemporary landmarks, historical buildings, urban features, and parks across the metro area In-depth guides to neighborhoods, architects, styles, and award winners Walking and site tours around prime destinations including Downtown, Back Bay, Beacon Hill, Harvard, MIT, and emerging districts. Follow the Freedom Trail and Walk to the Sea with new eyes, focusing on the old and new architecture along the way. For residents and visitors, architects and design lovers, builders and students, the AIA Guide to Boston offers a unique, fun new way to explore the nation's oldest major city.
TrailSync
Read full descriptionHide full description
TrailSync is your ultimate hiking companion, designed to help you discover, track, and share your outdoor adventures. Track Your Hikes and record your hiking activities with GPS tracking. Monitor your distance, time, elevation, and pace in real-time as you explore the trails. Whether you're a casual walker or an experienced hiker, TrailSync makes it easy to find your next adventure and track your progress along the way.
Screenshots
Verdict
The clearest difference is update cadence: TrailSync at daily against AIA Guide to Boston's every 8 months. AIA Guide to Boston's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 18.6). On price, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
AIA Guide to Boston ships an update every 8 months, TrailSync daily. The most recent releases landed on October 6, 2026 and October 17, 2026 respectively.
| Parameter | AIA Guide to Boston | TrailSync |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (16 ratings) — better | — |
| Positive reviews | 81.8% of reviews | — |
| Number of ratings | 16 — better | — |
| Update frequency | Every 8 months | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.1 — better | 18.6 |
| Further details — not scored | ||
| Size | 150 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Thomas Pounds | David Kelen |
In-app purchases
AIA Guide to Boston
No in-app purchases
TrailSync
No in-app purchases
Questions
Is AIA Guide to Boston free?
Is TrailSync free?
Do AIA Guide to Boston or TrailSync have ads?
Which is updated more often, AIA Guide to Boston or TrailSync?
Other comparisons















