Apps by Vladimir Leontiev
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Find the Mistake: English — improve your vocabulary, spelling and attention
Games
4.32
(19)
Free
IAP?
Released Dec 2014
· updated Dec 2014
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Russian Words: Spelling Drills
Games
4.35
(17)
Free
SUB
Released Jun 2014
· updated Jun 2026
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Find the Mistake: Math — practice mental arithmetic, develop attentiveness
Games
5.00
(2)
Free
Released Nov 2014
· updated Nov 2014
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Find the Mistake: French — learn language and improve your vocabulary, spelling and attention
Games
Free
IAP?
Released Jan 2015
· updated Jan 2015
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Find the Mistake: Russian — learn language and improve your vocabulary, spelling and attention
Games
Free
IAP?
Released Jan 2015
· updated Jan 2015
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I Want to Run: Race Pace Calc
Sports
Free
IAP?
Released Aug 2022
· updated Jul 2025