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Best Password Calculator Apps

208+ iOS apps curated and reviewed

4.6 avg rating
18 free apps
Updated May 2026

Every iPhone needs a few good password calculator apps. We benchmark 208+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Top Picks for Password Calculator

Calculator# Hide Photos Videos#1

Calculator# Hide Photos Videos by Salman Ashraf

Hide Photos, Videos & Secrets
Editor's Choice
🔧 Utilities
4.4😞(29K ratings)
FreeIn-App Purchases
Calculator# Hide Photos Videos screenshot 1
Calculator# Hide Photos Videos screenshot 2
Calculator# Hide Photos Videos screenshot 3
Calculator# Hide Photos Videos screenshot 4
Calculator# Hide Photos Videos screenshot 5
Calculator# Hide Photos Videos screenshot 6

This app disguises itself as a calculator to secretly store photos, videos, documents, notes, passwords, and more. It offers robust security features to protect your confidential information from prying eyes and hackers.

What We Love

  • 🔒 Discreet and easy to use
  • 👍 No storage restrictions in free version
  • 🚀 Occasional short ads are a small price to pay
  • 🔒 Multilayered security options (pattern, PIN, biometrics)

Room to Improve

  • 🐛 Password recovery issues
  • 🐛 Unreliable file storage and retrieval
  • 🐛 Subscription issues, unable to access premium features
Calculator Lock - Secure Vault#2

Calculator Lock - Secure Vault by Zipo Apps Ltd.

Hide Photos, Private Photos
Strong Contender
🔧 Utilities
4.6😊(3.5K ratings)
FreeAdsIn-App Purchases
Calculator Lock - Secure Vault screenshot 1
Calculator Lock - Secure Vault screenshot 2
Calculator Lock - Secure Vault screenshot 3
Calculator Lock - Secure Vault screenshot 4
Calculator Lock - Secure Vault screenshot 5
Calculator Lock - Secure Vault screenshot 6

Securely hide your private photos, videos, contacts, and passwords behind a disguised calculator interface. Protect your sensitive files with a secret vault and access them only through the app's unique interface. Features include intruder selfies and cloud backups.

What We Love

  • 🔒 Hidden app
  • 👍 Good features
  • 👍 Simple and easy to use
  • 🔒 Secure vault for photos, videos, and passwords

Room to Improve

  • 🐛 Buggy (doesn't save downloaded videos, can't paste in notes)
  • 🔍 App name not very discreet
  • 💸 Too much advertising
1Password: Password Manager#3

1Password: Password Manager by AgileBits Inc.

Save & share passwords safely
Worth Considering
📊 Productivity
4.6😐(20K ratings)
FreeIn-App Purchases
#32in Productivity
1Password: Password Manager screenshot 1
1Password: Password Manager screenshot 2
1Password: Password Manager screenshot 3
1Password: Password Manager screenshot 4
1Password: Password Manager screenshot 5

Securely store, generate, and autofill passwords and passkeys across all your devices. This app also manages other sensitive information like credit cards and notes, with features for secure sharing and travel.

What We Love

  • 🚀 Seamless integration across devices
  • 🔒 Robust security and encryption
  • 👍 User-friendly interface
  • 💡 Innovative features like Watchtower

Room to Improve

  • 🐛 Bugs and glitches in recent updates
  • 👎 Forced migration to subscription model
  • 🤔 Confusing UI changes in version 8

More Password Calculator apps to explore

4
Calculator #
Calculator #
Calculator #
Scientific Calculator
Free

This multi-function calculator offers basic to advanced scientific and algebraic computations. It includes features like handwriting recognition, equation solvers, and 2D graphing, making it suitable for students and professionals. In-app purchases unlock advanced capabilities.

Math Photos SolverHandwriting RecognitionAI Math Problem Solver
🔧 Utilities
(36K)
free with in-app purchases
5
Calculator ∞
Calculator ∞
Calculator ∞
The Best Scientific Calculator
$5.99

This advanced calculator app offers a powerful math core and algebra engine for basic to complex calculations. It includes features like step-by-step solutions, handwriting recognition, and 2D graphing, making it suitable for students, engineers, and programmers.

Step-by-step solution hintsMath Photos SolverHandwriting Recognition
📚 Education
(6.2K)
free with in-app purchases
6
Private Photo Vault - Pic Safe
Private Photo Vault - Pic Safe
Private Photo Vault - Pic Safe
Keep Pictures+Videos Safe
Free

Securely store and organize your private photos and videos with advanced protection. Features include password-protected entry, albums, and even a decoy mode for ultimate privacy. Back up your memories securely to the cloud.

Password Protected App EntryPassword Protected AlbumsBreak-in Report with GPS
📷 Photo & Video
(1M)
free with in-app purchases
7
Sci:Pro Calculator
Sci:Pro Calculator
Sci:Pro Calculator
by Jerry Montgomery
Free

This app offers a versatile calculator with three distinct modes: Basic, Scientific, and Programmer. It provides a history view, sharing capabilities, and supports various input and output formats. The app is designed for iPhone, iPad, and iPod Touch.

Multi-mode calculator (Basic, Scientific, Programmer)Calculation historyShare results via email
🔧 Utilities
(3.6K)
free
8
Calculator with History +
Calculator with History +
Calculator with History +
No ads & Scientific calculator
Free

This free calculator app offers a fast, ad-free experience with a visual input and calculation history. Customize your experience with various keyboard sounds and colors, and access advanced scientific functions when needed.

Ad-free experienceCalculation historyVisual input
💰 Finance
(23K)
free with in-app purchases
9
LastPass Password Manager
LastPass Password Manager
LastPass Password Manager
Store & Autofill Passwords
Free

Securely store, generate, and autofill passwords and other sensitive information with a single master password. Syncs across all devices and offers advanced security features.

Secure password vaultAutofill loginsPassword generator
📊 Productivity
(57K)
freemium
10
Color Calculator-smart&cute
Color Calculator-smart&cute
Color Calculator-smart&cute
Cute calculator app with theme
Free

This app offers a customizable and fast calculator experience with a wide variety of themes. It includes scientific and standard modes, real-time results, and calculation history. Personalize your math with over 60 cute and colorful themes, including animated options.

60+ free cute and colorful themesExclusive dynamic and special themesScientific & Standard calculator modes
🔧 Utilities
(15K)
freemium
11
App Lock, Hide Passwords Apps
App Lock, Hide Passwords Apps
App Lock, Hide Passwords Apps
applock, password locker vault
Free

Secure your digital life with this app that locks and hides your applications, photos, videos, and passwords. Automate app blocking based on time or location, and manage sensitive data with ease. It's your all-in-one solution for comprehensive privacy protection.

Lock and block any appAutomated app blocking by scheduleLocation-based app locking
🔧 Utilities
(9.6K)
freemium
12
Password Manager: Passible
Password Manager: Passible
Password Manager: Passible
Password safe & vault storage
Free

Securely store and manage all your login credentials, credit card information, and PIN codes. This app automatically fills in your details on websites and offers robust security features like AES-256 encryption and theft protection.

Secure password storageAutomatic login fillingCredit card information storage
📊 Productivity
(6.2K)
free with in-app purchases
13
Photo Vault & App Lock - PicX
Photo Vault & App Lock - PicX
Photo Vault & App Lock - PicX
Secret Photo, Password Manager
Free

Secure your digital life with a private vault for photos and videos, app locking capabilities, and a password manager. Protect sensitive information, browse privately, and deter unauthorized access with advanced security features.

Secret photo and video vaultApp locker with PIN, Face ID, Touch IDPassword manager
🔧 Utilities
(6.6K)
free with in-app purchases
14
Calculator Pro Lite
Calculator Pro Lite
Calculator Pro Lite
Best Calculator
Free

A highly customizable calculator app offering a modern interface and extensive features. Personalize themes, button layouts, and visual elements. Track your calculations with a detailed history and access scientific functions.

Customizable themes and colorsDual-line displayCalculation history
🔧 Utilities
(3K)
ad-supported
15
Secret Photo Vault: Keepsafe
Secret Photo Vault: Keepsafe
Secret Photo Vault: Keepsafe
Lock + hide private files, pic
Free

Securely store and hide private photos and videos with PIN protection, fingerprint ID, and encryption. Organize important documents and save phone space with this popular photo locker.

PIN and fingerprint protectionMilitary-grade encryptionPrivate cloud storage
📷 Photo & Video
(377K)
free with in-app purchases
16
Panecal Scientific Calculator
Panecal Scientific Calculator
Panecal Scientific Calculator
For engineers and students
Free

This app functions as a scientific calculator, enabling users to input and edit complex formulas with ease. It supports formula history, variable memory, and various number system conversions for accurate calculations.

Formula editing with cursor and swipeReuse past formulasVariable memory for calculations
🔧 Utilities
(1.9K)
ad-supported
17
Locker - Hidden Photo Vault
Locker - Hidden Photo Vault
Locker - Hidden Photo Vault
Protect your stuff.
Free

Securely store photos, videos, notes, files, and app links behind biometric or PIN protection. Disguise the app icon as a calculator or timer for added privacy. Files are stored locally on your device.

Biometric and PIN protectionDisguised app icon (calculator/timer)Store photos and videos
🔧 Utilities
(24K)
free with in-app purchases
18
Symbolab - AI Math Solver App
Symbolab - AI Math Solver App
Symbolab - AI Math Solver App
Calculator & Photo Solver
Free

Solve any math problem by typing it in or taking a photo. Get step-by-step solutions for subjects from pre-algebra to calculus. This AI-powered tool offers personalized learning and insights for over 300 million users.

Photo math solverStep-by-step solutionsCalculus calculator
📚 Education
(26K)
free with in-app purchases
19
Codebook Password Manager
Codebook Password Manager
Codebook Password Manager
Password Manager & Data Vault
Free

Securely store and manage all your passwords and sensitive data with robust encryption. Generate strong, unique passwords, autofill login forms, and sync across devices. Protect your digital life from unauthorized access.

Powerful data encryptionPassword generationPassword AutoFill
📊 Productivity
(2.3K)
free with in-app purchases
20
Calculator Pro Elite
Calculator Pro Elite
Calculator Pro Elite
Best Calculator
$9.99

A highly customizable calculator app offering a modern interface and powerful features. Personalize themes, button layouts, and visual elements to your preference. Track and save calculations with a detailed history, and access scientific functions when needed.

Customizable themes with gradients, colors, or photosMultiple button shapes and color customizationDual-line display for input and result
🔧 Utilities
(2K)
free with in-app purchases

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