SyncTrain
Shares rank 9 of 14 file sync apps by recommenders
Native iOS client for Syncthing that connects to your sync network and keeps files current in the background, though advanced folder settings are dense.
Native iOS client for Syncthing that connects to your sync network and keeps files current in the background, though advanced folder settings are dense.
9 people gave an opinion
- recommend it
- 9
- criticize it
- 0
- approval share
- 100%
Recommended in 7 of 13 months
- November 2025: recommended
- December 2025: not recommended
- January 2026: recommended
- February 2026: recommended
- March 2026: recommended
- April 2026: not recommended
- May 2026: not recommended
- June 2026: recommended
- July 2026: not recommended
- August 2026: not recommended
- September 2026: recommended
- October 2026: recommended
- November 2026: not recommended (month in progress)
Why it doesn’t carry the badge
- 9 people recommend itNeeds 10 or more, not met.
- Nobody criticizes itNeeds 2 to 1 or better, met.
- Recommended in 7 of 13 monthsNeeds 4 or more, met.
The same three rules apply to every product, and the badge can’t be bought. How the badge works
What people say about it
The reasons people give, with the number of comments that give each one. Open a reason to read what they said.
Why people recommend it
Each mark is one comment
Works well with Syncthing network
“SyncTrain has been working well, but all the knobs in the advanced folder settings”
Comment from 7 Nov 2025 in “Two billion email addresses were exposed” “I use Syncthing (with Synctrain client on iOS) and it works great.”
Comment from 28 Feb 2026 in “Obsidian Sync now has a headless client” “I use SyncTrain on my phone to connect to my SyncThing network.”
Comment from 10 Oct 2026 in “Bitwarden Dual License Model” - Comment from 1 Mar 2026 in “Samsung Galaxy update removes Android recovery menu tools, including sideloading”
Background sync on iOS
“Synctrain on iOS makes it bearable, and actually wakes itself up periodically in the background to do a sync.”
Comment from 24 Feb 2026 in “Why the KeePass format should be based on SQLite” “This means you're always in sync, even if iOS hasn't allowed synctrain to run in the background.”
Comment from 28 Feb 2026 in “Obsidian Sync now has a headless client” “full native mobile-first UI and tight iOS integration (shortcuts, background processing, etc)”
Comment from 25 Jan 2026 in “Google confirms 'high-friction' sideloading flow is coming to Android”
Other file sync apps people recommend
The four most recommended other file sync apps, with the same counts for each, so you can compare like for like. The tick on each bar marks the 2 to 1 line the badge needs.
See all 14 file sync apps, rankedWhat people said
8 of the 9 comments that mention it, newest first. Each links to the original comment.
“I use SyncTrain on my phone to connect to my SyncThing network.”
“Synctrain is a great iOS syncthing client that connects to your swarm but doesn't actually sync any files”
“There's also very good SyncTrain app for SyncThing.”
“This means you're always in sync, even if iOS hasn't allowed synctrain to run in the background.”
“I use Syncthing (with Synctrain client on iOS) and it works great.”
“Synctrain on iOS makes it bearable, and actually wakes itself up periodically in the background to do a sync.”
“full native mobile-first UI and tight iOS integration (shortcuts, background processing, etc)”
“SyncTrain has been working well, but all the knobs in the advanced folder settings”
Counts come from 1,795,640 Hacker News comments, November 2025 to November 2026. How we count. Report a mistake.