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4sync vs Requestly

A side-by-side look at 4sync and Requestly. For an in-depth review of either product, follow the links below.

4sync

4sync

Backup & Sync

4sync is a free file synchronization and backup software for Windows, macOS and Linux. It allows easy syncing and backup of files and folders between devices or to external drives. Useful for keeping important files up-to-date and backed up across PCs and devices.

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Requestly

Requestly

Development

Requestly is a browser extension and web debugging proxy that allows you to modify network requests and responses. It can be used for testing, debugging, automation, mock REST APIs, and modifying requests and responses on the fly.

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