4.3
94 reviews
1K+
Downloads
Content rating
Everyone
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About this app

As part of the d2smell project, we want to find out what people smell every day. Get paid for participating in research into the sense of smell. 4 times a day, at random times, the app will ask you to fill out a questionnaire on what you smell. Get a bonus for completing 40 surveys over 10 days.
Updated on
Aug 18, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
Location, Personal info and 2 others
Data is encrypted in transit
You can request that data be deleted

Ratings and reviews

4.3
93 reviews
Viva Longstaff
January 31, 2026
bad app, i think google should have it removed, the app is buggy and logs you out after submitting your data for days and you won't be able to login again
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Lisa Corriveau
November 29, 2025
The app is fine, but when it came time to redeem my reward, it didn't work & nobody that I contacted responded. Seems like a scam.
2 people found this review helpful
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Bulus Bobai
January 5, 2026
Good and short surveys with keywords to be used
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