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The Offline Viewer won't work on my iPad/Tablet/Phone

Challenger Tech Support -

Currently the Offline Viewer is available for Windows and Mac computers only.

Challenger's online portal at does work on mobile devices. Practice, review, and assessment features, as well as guided remediation flow, adjust to fit any device you use online. There's no need for a separate "app!"

Just log into your Challenger account at We recommend you clear your browser cache on your mobile device and reload to best experience this feature

If you have additional questions, please submit our support form or contact us by phone at 1-888-242-5536. We offer free, live, US-based support Mon – Fri, 8am – 5pm CT.


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