Best Gther Sync Apps

249+ iOS apps curated and reviewed

3.1 avg rating

19 free apps

Updated October 2026

Every iPhone needs a few good gther sync apps. We benchmark 249+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Gther Sync Apps (October 2026)

#	App	Price	Rating	Ads	In-App Purchases	Updated
1	gther Sync	Free	—	No	No	Sep 2026
2	Atomic Sync : Radio Watch Time	Free	—	Yes	No	Aug 2026
3	Synctrain	Free	4.9★ (123)	No	No	Oct 2026
4	Resilio Sync	Free	4.5★ (844)	Yes	No	Oct 2026
5	Sync Anything - syncthing app	Free	—	No	Yes	Sep 2026
6	Sync-it Plus	Free	—	No	Yes	Jul 2026
7	SYNCING.NET - Sync P2P Private	Free	—	No	Yes	May 2026
8	Radio Wave Sync	Free	4.5★ (1K)	Yes	Yes	Oct 2026

Top Picks for Gther Sync

#1

gther Sync by gther

Your event sales companion

Editor's Choice

0.0(0 ratings)

Free

gther Sync screenshot 1

gther Sync screenshot 2

gther Sync screenshot 3

#2

Atomic Sync : Radio Watch Time by Serhii Sereda

Radio Watch Time Sync

Strong Contender

0.0(0 ratings)

FreeAds

Atomic Sync : Radio Watch Time screenshot 1

Atomic Sync : Radio Watch Time screenshot 2

Atomic Sync : Radio Watch Time screenshot 3

#3

Synctrain by T-Shaped

Synchronize files securely

Worth Considering

📊 Productivity

4.9😊(123 ratings)

Free

Synctrain screenshot 1

Synctrain screenshot 2

Synctrain screenshot 3

Synctrain screenshot 4

Securely synchronize files and folders between your devices. Stream audio and video directly from other devices. Manage file sharing permissions to control access to your data.

What We Love

👍 Intuitive interface
🚀 Seamless sync between devices
🔓 Open-source and free
💡 Integrates with iOS Files app

Room to Improve

🐛 Occasional connection issues
🔍 Could use more Apple-like design

More Gther Sync apps to explore

File transfer and photo backup

Securely transfer files and back up photos between your devices without using third-party servers. Enjoy unlimited storage and speed, with direct peer-to-peer transfers for privacy and efficiency. Supports all file types across various platforms.

Private cloud creationSecure direct file transfersUnlimited storage and speed

📊 Productivity

free with in-app purchases

Sync Anything - syncthing app

Sync Anything - syncthing app

Sync Anything - syncthing app

Compatible with syncthing

Companion app for Sync-it

SYNCING.NET - Sync P2P Private

SYNCING.NET - Sync P2P Private

SYNCING.NET - Sync P2P Private

This app offers real-time, automatic file synchronization across multiple devices without a dedicated server. It securely syncs documents, contacts, and calendars, providing a cloudless solution for individuals and businesses. A free version is available with limitations, while a business edition offers enhanced features and unlimited data.

Real-time automatic synchronizationCloudless data storageSyncs files, contacts, and calendars

📊 Productivity

free with in-app purchases

Radio Wave Sync

Radio Wave Sync

Radio Wave Sync

Sync Radio Controlled Watch

This app helps synchronize radio-controlled watches by simulating time signal waves. It supports various international time signal standards and offers a 'Beast Mode' for faster synchronization. Simply place your watch near your device's speaker and start the process.

Simulates international time wave signalsSupports China, USA, Japan, Germany, and UK signalsUnique 'Beast Mode' for faster sync

free with in-app purchases

Tasks+Cal+Sync 4

Tasks+Cal+Sync 4

Tasks+Cal+Sync 4

Tasks+Calendar with SyncML

This app synchronizes contacts, tasks, and calendars using the SyncML standard. It's designed for users who need to connect with older systems or specific organizational requirements that rely on this legacy synchronization technology.

SyncML synchronization for contacts, tasks, and calendarsApp-internal calendar and task managementiOS contact group assignment

📊 Productivity

AutoKeyboard Sync

AutoKeyboard Sync

AutoKeyboard Sync

by Chia Kiamong

📊 Productivity

File sync with Syncthing

Synchronize files between your iOS devices and other Syncthing-supported platforms without relying on cloud storage. Manage multiple folders and remote devices, with options for sandbox or experimental cross-app sandbox syncing.

File synchronization between iOS and other Syncthing devicesNo cloud service requiredSupports multiple folders and remote devices

📊 Productivity

free with in-app purchases

Sync: File Backup & Cloud Sync

Sync: File Backup & Cloud Sync

Sync: File Backup & Cloud Sync

Backup, restore & share files

This app facilitates file synchronization, backup, and restoration across local storage and various cloud services. It includes a file manager for browsing and manipulating files, and a web server for sharing local content over Wi-Fi. Users can set up custom tasks for different transfer operations.

File synchronizationBackup and restoreLocal and cloud drive support

📊 Productivity

free with in-app purchases

DoubleVision - Sync Screen with Computer & other iPhones in Realtime

DoubleVision - Sync Screen with Computer & other iPhones in Realtime

DoubleVision - Sync Screen with Computer & other iPhones in Realtime

by DoubleVision Labs

Seamlessly mirror content from your computer or other iOS devices to your iPhone or iPad in real-time. Share links, videos, apps, and more, even across different locations. Offers direct screen sharing with friends via Facebook Chat.

Real-time screen syncingSync with computers and other iPhones/iPadsShare links, videos, and apps

Simple Data Sync

Simple Data Sync

Simple Data Sync

Sync data with apps around you

This app demonstrates real-time data synchronization capabilities using Couchbase Lite. It allows users to read, write, search, and sync data with nearby devices or a cloud endpoint, even without an internet connection. Explore advanced data handling techniques with this educational utility.

Real-time data synchronizationOffline data handlingPeer-to-peer sync

🎬 Entertainment

Access your iOS device's photos from your PC's web browser. Easily browse, convert images to JPG/PNG, and download them in batches. Unlock premium features with a subscription for enhanced functionality.

Access photos from PC web browserConvert images to PNG/JPGBatch download photos/videos

Fitbit Health Sync

Fitbit Health Sync

Fitbit Health Sync

by Praveen Murugesan

This utility app securely connects your Fitbit account to Apple Health, syncing vital health metrics like weight, steps, and sleep. Keep your health profile updated across your iPhone and other fitness applications with ease.

Secure Fitbit OAuth sign-inSync to Apple Health with duplicate protectionManual sync option

💪 Health & Fitness

Sync with Files

Sync with Files

Sync with Files

Backup photos to Files

📊 Productivity

SyncGene Sync Contact Calendar

SyncGene Sync Contact Calendar

SyncGene Sync Contact Calendar

Sync Service and Web app

This service synchronizes calendars, contacts, and tasks across multiple devices and cloud services like iCloud, Google, and Microsoft. It automates data updates to prevent duplicates and ensure consistency across all connected platforms.

Sync contacts, calendar events, and tasksSync across multiple devices and servicesAutomatic background synchronization

📊 Productivity

free with in-app purchases

A Syncthing Client

This open-source client enables peer-to-peer file synchronization between your iOS device and other Syncthing nodes. It allows direct, end-to-end encrypted transfers between your own devices without relying on third-party servers.

QR code device pairingFolder sharing controlsLive status updates

ClipSync — Clipboard Sync

ClipSync — Clipboard Sync

ClipSync — Clipboard Sync

One clipboard, all devices

📊 Productivity

FAQ about Gther Sync

Are there free gther sync apps for iPhone?

Yes — 19 of the top gther sync apps we rank are free to download, including gther Sync and Atomic Sync : Radio Watch Time.

Does gther Sync have ads or in-app purchases?

gther Sync has no ads and has no in-app purchases, according to its App Store listing as of October 2026.

How many gther sync apps are on the App Store?

We track 249+ gther sync apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.