Apps like Prime Factory

Here are some great alternatives to Prime Factory by Alchemy :
Prime Numbers PRO
Prime Numbers PRO
★4.9
Number Theory Algorithms
Number Theory Algorithms
★3.9
Prime Numbers
Prime Numbers
★4.4
Prime factors
Prime factors
★4.3
Divisors of a Number
Divisors of a Number
★4.5
The Calculator App
The Calculator App
★4.7
Prime Factorization Calculator
Prime Factorization Calculator
★4.8
Factor Factory
Factor Factory
★4.2
Prime Number Finder
Prime Number Finder
★4.8
Prime Number Counter
Prime Number Counter
★3.2
prime!
prime!
★5.0
Prime Factorization
Prime Factorization
★5.0
Number System Reference
Number System Reference
★3.8
Factor Calculator
Factor Calculator
★4.5
Scientific calculator 30 34
Scientific calculator 30 34
★4.9
HP Prime Lite
HP Prime Lite
★3.9