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Best Keep Safe Calculator Apps

205+ iOS apps curated and reviewed

4.5 avg rating
18 free apps
Updated June 2026

If you already know Calculator# Hide Photos Videos, this is the deeper bench. 205+ keep safe calculator apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of June 2026.

Top Picks for Keep Safe 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
Secret Photo Vault: Keepsafe#2

Secret Photo Vault: Keepsafe by KeepSafe Software, Inc

Lock + hide private files, pic
Strong Contender
📷 Photo & Video
4.7😐(377K ratings)
FreeAdsIn-App Purchases
#38in Photo & Video
Secret Photo Vault: Keepsafe screenshot 1
Secret Photo Vault: Keepsafe screenshot 2
Secret Photo Vault: Keepsafe screenshot 3
Secret Photo Vault: Keepsafe screenshot 4
Secret Photo Vault: Keepsafe screenshot 5
Secret Photo Vault: Keepsafe screenshot 6

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.

What We Love

  • 🔒 Secure storage
  • 💡 Decoy vault feature
  • 👍 Customizable app theme
  • 🚀 Fast photo/video import

Room to Improve

  • 🐛 Frequent crashes
  • 🐛 Syncing/backup issues
  • 💰 Expensive premium subscription
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 Keep Safe Calculator apps to explore

4
Calculator
Calculator
Calculator
by Apple Inc.
Free

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.

Basic and scientific calculatorsType or write math expressionsInline equation solving
🔧 Utilities
(8.9K)
free
5
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
6
Secret Photo Album ++
Secret Photo Album ++
Secret Photo Album ++
Photo Video Lock & Vault
Free

Securely store private photos, videos, notes, and passwords with advanced encryption and gesture PIN protection. This app acts as a hidden vault to safeguard your precious memories and sensitive information, ensuring your privacy.

Gesture PIN protectionBest encryptionStore private photos and videos
🔧 Utilities
(12K)
free with in-app purchases
7
Photo Vault - SafeCalc
Photo Vault - SafeCalc
Photo Vault - SafeCalc
Hide Photos Videos
Free

Securely hide your personal photos, videos, notes, and contacts behind a disguised calculator interface. Protect your privacy with advanced features like intruder alerts and secure cloud backup.

Disguised calculator interfaceFace ID & Touch ID unlockSecure photo and video vault
🔧 Utilities
(1.7K)
free with in-app purchases
8
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
9
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
10
Calculator·
Calculator·
Calculator·
Big Basic Calculator
Free

This app offers a straightforward calculation experience, focusing on essential functions without unnecessary complexity. It includes basic arithmetic, percentage calculations, and advanced functions like square root. Users can customize the appearance with multiple color schemes and utilize features like result copying and split-screen multitasking on iPad.

Basic arithmetic operationsPercentage calculationsMultiple color schemes
🔧 Utilities
(33K)
free with in-app purchases
11
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
12
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
13
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
14
Calculator - Free Calculator
Calculator - Free Calculator
Calculator - Free Calculator
by 祥祎 刘
Free

A straightforward and reliable calculator application designed for iPad and iOS 9. It offers a standard calculation experience with a charming piano sound effect and is optimized for high-resolution screens.

Standard calculator functionalityOptimized for iPad & iOS 9High-resolution screen optimization
🔧 Utilities
(1.4K)
free
15
Graphing Calculator Plus AI
Graphing Calculator Plus AI
Graphing Calculator Plus AI
Scientific Graphing Calculator
$5.99

This app serves as a powerful scientific graphing calculator, offering advanced mathematical functions and graphing capabilities. It includes a built-in AI assistant for math queries and a comprehensive user manual. Ideal for students and professionals needing complex calculations and visualizations.

Scientific and graphing calculatorAI-powered math assistantComplex number calculations
📚 Education
(12K)
free with in-app purchases
16
Secret Photo Vault Lock Photos
Secret Photo Vault Lock Photos
Secret Photo Vault Lock Photos
Hide Apps Private Picture Safe
Free

Securely store and manage private photos, videos, messages, notes, and documents. Organize files into folders, view various document formats, and protect your data with passwords and biometric authentication. Easily transfer files to and from your computer.

Lock and manage private photos and videosStore and view documents (PDF, Word, Excel)Organize files with subfolders
📷 Photo & Video
(27K)
free with in-app purchases
17
Calculator 3.0
Calculator 3.0
Calculator 3.0
Calculations Simplified
Free

A free, redesigned calculator app offering a simpler, more intuitive experience across Apple devices. Features include customizable themes, advanced scientific functions, and unit conversion, all optimized for various screen sizes and interactions.

Customizable themesScientific calculatorUnit converter
🔧 Utilities
(3.5K)
free
18
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
19
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
20
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