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Best Calculator Hidden Apps

234+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated May 2026

Looking for free calculator hidden apps apps? 19 of our 234+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Top Picks for Calculator Hidden Apps

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#2

Calculator by Apple Inc.

Strong Contender
🔧 Utilities
3.0😞(8.9K ratings)
Free
Calculator screenshot 1
Calculator screenshot 2
Calculator screenshot 3
Calculator screenshot 4

This app offers both basic and scientific calculators for quick solutions to mathematical expressions. It also features a "Math Notes" function that allows users to type or write out equations and see them solved inline, with support for variables and graphing.

What We Love

  • 👍 Basic calculator functionality
  • 💡 Math notes feature
  • 🚀 Clean, simple design

Room to Improve

  • 🐛 Calculation errors
  • 🔍 Lack of history/memory functions
  • 🤔 Inconvenient to access advanced features
Calculator Lock - Secure Vault#3

Calculator Lock - Secure Vault by Zipo Apps Ltd.

Hide Photos, Private Photos
Worth Considering
🔧 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

More Calculator Hidden Apps apps to explore

4
App Lock™ - Locked Apps Vault
App Lock™ - Locked Apps Vault
App Lock™ - Locked Apps Vault
Photo & Video Vault Safe Album
Free

Secure your digital life by locking apps, protecting photos and videos in a private vault, and browsing the web anonymously. Store contacts, passwords, and notes safely with passcode protection.

Lock AppsPhoto & Video VaultPrivate Browser
📊 Productivity
(2.5K)
subscription
5
Calculator AppLock - Lock Apps
Calculator AppLock - Lock Apps
Calculator AppLock - Lock Apps
App Block & Passcode App Lock
Free

This app helps manage children's device usage by limiting game time and blocking inappropriate content. It offers features like app locking, facial recognition unlock, and home screen widgets for convenient control. The tool prioritizes privacy with local data storage and an ad-free experience.

Limit game timeBlock inappropriate contentApp locking
🔧 Utilities
(243)
subscription
6
Private Browser - Priver
Private Browser - Priver
Private Browser - Priver
Protects history & bookmarks
Free

This private browser offers a secure way to browse the internet, automatically protecting your history and bookmarks. It disguises itself as a calculator on your home screen, only revealing its browsing capabilities when a passcode is entered. Your data remains private and inaccessible to other apps.

Calculator disguisePasscode protectionSecure browsing
🔧 Utilities
(1K)
ad-supported
7
Calculator₊
Calculator₊
Calculator₊
Basic, Scientific, Plus Calc
Free

This app offers a comprehensive suite of calculation tools, including basic, scientific, and unit conversion functions. It features an AI-powered math solver that can solve problems from photos and a dedicated math notes section for jotting down equations and diagrams. Accessibility options like dynamic text size and VoiceOver support are also included.

Basic and scientific calculationsUnit and currency converterAI-powered math solver with photo recognition
🔧 Utilities
(1.7M)
free with in-app purchases
8
Calculator Lock - Hide Photos
Calculator Lock - Hide Photos
Calculator Lock - Hide Photos
Calculator Vault - Hide Videos
Free

Securely store private photos, videos, and notes behind a disguised calculator interface. Protect your personal files from prying eyes with a PIN or pattern lock, intruder alerts, and a private browser.

Private vault for photos, videos, and filesIntruder alert with photo captureCustom video player
🔧 Utilities
(224)
free with in-app purchases
9
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
10
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
11
Basic Calculator+
Basic Calculator+
Basic Calculator+
Basic Four Function Calculator
Free

Perform essential arithmetic operations with a straightforward calculator app. Its large buttons and clear display ensure ease of use, supporting both portrait and landscape orientations.

Basic four functionsClear displayLarge buttons
🔧 Utilities
(243K)
free with in-app purchases
12
Calculator for iPhone and iPad
Calculator for iPhone and iPad
Calculator for iPhone and iPad
You can count on it
Free

A straightforward and intuitive calculator app designed for ease of use. It offers a history bar, customizable themes, and advanced mathematical functions, ensuring a pleasant and efficient calculation experience on your device.

Basic arithmetic operationsAdvanced scientific functionsHistory bar for past calculations
🔧 Utilities
(15K)
free with in-app purchases
13
SPV - Photo Vault
SPV - Photo Vault
SPV - Photo Vault
Safe Vault Photos Album
Free

Securely store your private photos, videos, contacts, and passwords with PIN protection. This app provides a safe space for your precious memories and sensitive information, including a private browser that leaves no trace.

PIN protection for photos and videosSecure storage for contactsPassword manager
🔧 Utilities
(69K)
free with in-app purchases
14
Calculator⁼
Calculator⁼
Calculator⁼
Fraction, Scientific Calc +
Free

This app offers a clean and intuitive interface for both basic arithmetic and advanced scientific calculations. It includes a history tape to review past computations and supports various mathematical operations, making it suitable for everyday use and complex problem-solving.

Basic & Scientific CalculatorLive Currency ConverterHistory Tape
🔧 Utilities
(357K)
free with in-app purchases
15
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
16
Calculator for iPad₊
Calculator for iPad₊
Calculator for iPad₊
Basic, Scientific, Plus Calc
Free

This app offers both basic and advanced scientific calculations with an intuitive interface designed for tablets and phones. It includes features like currency conversion, calculation history, and the ability to share results. An optional premium membership removes ads and provides enhanced support.

Basic & Scientific CalculatorAdvanced Scientific FunctionsLive Currency Converter
🔧 Utilities
(126K)
free with in-app purchases
17
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
18
Digits Tape Calculator
Digits Tape Calculator
Digits Tape Calculator
The calculator for humans
$1.99

This app offers a calculator with an editable, line-by-line tape history, combining spreadsheet-like functionality with calculator simplicity. Easily correct mistakes, add comments, and share or print your calculations.

Editable line-by-line tape historyCorrect and insert entriesAdd labels and comments
🔧 Utilities
(1.1K)
free with in-app purchases
19
ClevCalc - Calculator
ClevCalc - Calculator
ClevCalc - Calculator
All-In-One Calculator
Free

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
📊 Productivity
(12K)
free with in-app purchases
20
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

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