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Koko Signs

The Gorilla Foundation Communication

Conservation through Communication

Rating
4.9
14 ratings
Downloads
2.7K+
on Google Play
Price
Free
No in-app purchases
Updated
Sep 18
2026 · v1.3.0
Get it onGoogle Play See alternatives

Screenshots

  • Koko Signs screenshot 1
  • Koko Signs screenshot 2
  • Koko Signs screenshot 3
  • Koko Signs screenshot 4
  • Koko Signs screenshot 5
  • Koko Signs screenshot 6

About Koko Signs

The Gorilla Foundation is best known for conducting the longest interspecies communication study in history (almost 5 decades) and the only one involving gorillas: Project Koko.

User reviews

Joe Pappalardo
Joe Pappalardo
I have no words for this app (and I was a newspaper reporter for 17 years, so I was never at a loss for words). Get this app and expand your understanding of reality. I am humbled to have met Koko through this app.
Joe
Joe
Beautiful app. Well thought out and responsive to my touch. And then there is Koko... I am humbled by the simple innocence and beauty of her soul. I'm not a religious person, haven't been for most of my life. But I am aware of a Power that I believe created and maintains this reality. Meeting a lioness in Central Af...

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