Apps Like Dark Digits for iPhone and iPad
Ranked alternatives
Showing 441–460 of 1,000 ranked alternatives.



Drilling Engineering
PT.Pertamina(Persero)
Oil and gas drilling operations planning.
The app offers petroleum unit conversion and approximately 90 drilling calculations for operations and design. It also provides API tubular data and tools for stuck pipe problem identification and well control.




XCalc Calculator
秀丽 周
Calculate, edit, and track equations
Allows performing arithmetic operations including addition, subtraction, multiplication, division, parentheses, and percentage. It displays numbers in thousands, sets decimal places, and records calculations for easy editing.




Calculator Sharp
锦文 游
Practical text calculator with high precision.
The app offers ultra-high precision calculations up to 37 digits. It supports basic arithmetic, exponentiation, radicals, logarithms, factorials, permutations, combinations, trigonometric, hyperbolic, and integral operations.

Calculator PanecalST Plus
Noriyasu Kutsuzawa
Edit formulas, check calculations, reuse past entries
Calculate mathematical expressions with formula input and real-time validation. Edit formulas by tapping or using arrow keys. Reuse previous formulas to update values and recalculate.

Callie - All in One Calculator
The Clairos Group, LLC
Calculate, convert, plan, and track
& Math Tools • Classic with basic and advanced functions • Financial tools for loan payments and savings planning • Unit conversion for measurements and currencies • Tip calculation and percentage functions • Offline use without internet




How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.