Lookback

<a href="https://apps.apple.com/us/app/lookback-participate/id1465098893" target="_blank" rel="nofollow noopener noreferrer">iOS Participate</a> app

<a href="https://play.google.com/store/apps/details?id=io.lookback.participate" target="_blank" rel="nofollow noopener noreferrer">Android Participate</a> app

- <a href="https://apps.apple.com/us/app/lookback-participate/id1465098893" target="_blank" rel="nofollow noopener noreferrer">iOS Participate</a> app
- <a href="https://play.google.com/store/apps/details?id=io.lookback.participate" target="_blank" rel="nofollow noopener noreferrer">Android Participate</a> app

it's a <a href="https://chrome.google.com/webstore/detail/participate-by-lookback/ppapgcbnefafdghpfglgilaghielefgn" target="_blank" rel="nofollow noopener noreferrer">Chrome Extension</a>

- it's a <a href="https://chrome.google.com/webstore/detail/participate-by-lookback/ppapgcbnefafdghpfglgilaghielefgn" target="_blank" rel="nofollow noopener noreferrer">Chrome Extension</a>

When users open the <a href="https://help.lookback.io/en/articles/3828812-can-i-send-the-same-link-to-each-participant-or-do-i-need-to-generate-different-links-for-each-participant" target="_blank" rel="nofollow noopener noreferrer">Participant Link</a> on the relevant device, they'll be prompted to install the appropriate Participate App or Extension.

Read more about Lookback's Participate Apps and Extension: <a href="https://lookback.io/features/participate/" target="_blank" rel="nofollow noopener noreferrer">https://lookback.io/features/participate/</a>.

- Read more about Lookback's Participate Apps and Extension: <a href="https://lookback.io/features/participate/" target="_blank" rel="nofollow noopener noreferrer">https://lookback.io/features/participate/</a>.

Do all testers need to download an application to participate in testing?

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