Coinchange.io has received mixed reviews, with users expressing dissatisfaction due to account access issues and concerns about potential scams. Some users have reported being locked out of their accounts and have advised others to avoid the platform, citing negative reviews on Trustpilot. However, there are also accounts of users who have successfully recovered lost funds with the help of external recovery services. Overall, the platform's reputation is marred by trust issues, and potential users are advised to exercise caution.