Best apps like Star Girl Calculator

9+ similar apps compared and reviewed

4.4 avg rating
9 free apps
Updated September 2026

Looking for something like Star Girl Calculator? We've analyzed 9+ similar apps to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.

KobCard

KobCard by KOB MARKETING

Gift Card Information Platform
📊 Productivity
4.0(62 ratings)
Free
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KobCard is a comprehensive gift card information platform that offers real-time exchange rates, price calculations, and the latest news on gift cards. It serves as a one-stop destination for individuals looking to buy, sell, or stay informed about the world of gift cards.

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Top Alternatives to Star Girl Calculator

OneCalc: All-in-one Calculator#1

OneCalc: All-in-one Calculator by tasser gyati

Calculates everything. Try it.
Editor's Choice
📊 Productivity
4.6😊(5.1K ratings)
FreeAds
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This app offers a comprehensive suite of over 40 calculators and unit converters for various needs, including finance, health, construction, and everyday math. It features standard, scientific, and specialized calculators for tasks like loan amortization, currency conversion, and material estimation.

What We Love

  • 🚀 Excellent app with many handy extras
  • 👍 Easy to use and one of the daily drivers
  • 👍 Helps with work
  • 👍 Great for calculations and conversions
  • 👍 Includes fractions
  • 👍 Perfect for construction and accounting tasks
  • 👍 Sleek modern design with lots of features
  • 👍 Useful for students and middle schoolers
  • 👍 Versatile and has everything needed

Room to Improve

  • 🐛 Crashes when using the 'More' section
  • 🐛 Incorrect date duration calculations
  • 🔍 Ads can be intrusive and disrupt calculations
  • 🔍 Confusing keyboard layout with underlined keys
  • 🔍 Paid version still shows ads
  • 🔍 Lacks scientific functions needed for homework
My Super Secret Diary Notes#2

My Super Secret Diary Notes by Ivan Antic

Lock the Private Dream Journal
Strong Contender
📊 Productivity
4.3😐(1.9K ratings)
FreeAdsIn-App Purchases
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Securely record your daily thoughts, memories, and secrets in a customizable digital journal. Protect your private entries with a lock and enhance them with photos, emoticons, and personalized designs. Your memories are safely stored and accessible across devices.

What We Love

  • 💕 Helps express feelings
  • 📆 Calendar feature
  • 🎨 Customizable fonts and themes
  • 🔒 Secure for keeping secrets
  • 📝 Convenient way to write diary entries

Room to Improve

  • 💰 Need to pay to lock diary
  • 🔒 Locking feature should be free
  • 🐛 Issues with saving entries
  • 🙄 Too many ads
  • 📁 Lack of organization/file system
Diamond Diary Notes With Lock#3

Diamond Diary Notes With Lock by Milica Petrovic

Secret Journal with Password
Worth Considering
📊 Productivity
4.4😐(8.6K ratings)
FreeAdsIn-App Purchases
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Securely record your thoughts, memories, and ideas in a private digital journal. Personalize entries with photos, emoticons, and custom fonts. Protect your secrets with password, pattern, or biometric locks.

What We Love

  • 💎 Customizable fonts and images
  • 📆 Organized calendar view
  • 🔒 Secure diary for personal thoughts
  • 📝 Convenient digital diary on phone

Room to Improve

  • 💰 Paid lock feature
  • 🔍 Lack of free privacy options
  • 📢 Excessive ads
  • 🤔 Confusing date display

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Calculator with History Tape
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This app provides a straightforward calculator experience with a comprehensive history log of all your computations. Customize the keyboard, display, and history records to suit your needs. Easily add annotations and titles to past calculations for better organization.

History record functionDisplay input equationAdjustable keyboard size and font
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This app offers a versatile calculator with both basic and scientific functions. It includes advanced features like currency and unit conversions, customizable themes, and history tracking. Optimized for both portrait and landscape modes, it's designed for users needing precise calculations and conversions.

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ClevCalc - Calculator
ClevCalc - Calculator
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This comprehensive calculator app offers a wide range of tools for everyday calculations, from basic arithmetic and scientific functions to unit and currency conversions. It includes specialized calculators for loans, health, fuel costs, GPA, and more, all within a clean and user-friendly interface.

Scientific calculatorUnit converterCurrency converter
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