Are Findster Duo's modules compatible with Findster Duo+'s (new version) modules? Jane Jonson Updated November 08, 2017 18:30 Follow The Findster Duo modules are not compatible with Findster Duo+'s (new version) modules. However, the Findster App should be used in both cases. Related articles What are the main differences between Findster Duo and Findster Duo+? What are Findster Duo's main advantages/features in comparison with other GPS pet trackers? How does Findster Duo work? Is Findster Duo waterproof? Have more questions? Submit a Request Comments 0 comments Article is closed for comments.