JSON Migration Tool

Upload up to 4 JSON files. Each file is processed independently with manual control.

1. Import Contacts

2. HubSpot Activities

3. Complete

Step 1: Import Contacts

Upload up to 4 JSON files. Each file is processed independently — click to start each one manually.

Click to upload JSON file 1

Click to upload JSON file 2

Click to upload JSON file 3

Click to upload JSON file 4

V6 — multi-file contacts, auto-retry, manual control per file