Duff - Learn Languages & Speak
4.8M installs
7.1K ratings
194.2K monthly active users
$<10K monthly revenue est.
IAP 24% · Ad 76%
Install Trends
Weekly +120
SteadyMonthly +3.2K
SteadyDirect App-Ads.Txt
vungle.com | 65d781984e9fff0011d3428f | 2026-03-07 |
a4g.com | 13865 | 2026-03-07 |
mintegral.com | 29395 | 2026-03-07 |
ironsrc.com | 358947 | 2026-03-07 |
applovin.com | 92d86b42d3c01a5ee80036b51605fb80 | 2026-03-07 |
unity.com | 3439611 | 2026-03-07 |
google.com | pub-9981024524349932 | 2026-03-07 |
pangleglobal.com | 5002777 | 2026-03-07 |
fyber.com | 232572 | 2026-03-07 |