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LBT11 (Very Easy to self learn 30 more country's pronunciation of numbers from 1 to 100,000,000,000,000)

iPhone / iPad
  • Reference
  • Education
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Can freely choose 30 more kinds of language
Can input the numbers from 1 to 100 trillion
Can speak the numbers automatically
Can repeat speaking the numbers
Can lock the selection of language
Can clear one or all of numbers