CallRail offers Free Trial, but Optimizely does not.
Optimizely is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
CallRail is designed for Large Enterprises, Medium Business and Small Business.
The starting price of CallRail begins at $45/Month, while pricing details for Optimizely are unavailable.
Some top alternatives to Optimizely includes VWO Testing, AB Tasty, Google Optimize, Webtrends Optimize, Adobe Target, SplitWit, Dual Kind, ABlyft, Nelio A/B Testing and Increab.
Some top alternatives to CallRail includes CallTrackingMetrics, Invoca, Calltracks, calltrak, TeleCapture, Call Tracker, Caller Insight, Call Metrics, Track Leads and CallTracking.