Comparison

Cache Vault vs Scan Master

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Cache Vault

Securely store sensitive personal information like credit cards, bank accounts, and passwords on your iOS device. Features industry-standard encryption, automatic web sign-on, and a self-destruct mechanism for maximum security.

Highlights
  • Secure storage for sensitive data
  • Industry-standard encryption (AES-256)
  • Automatic website sign-on
  • Self-destruct mechanism
  • Transfer data via email attachment
  • Touch ID/Face ID unlock
Read full description

Designed exclusively for the Apple iPhone™, Cache Vault provides a secure storage for your credit cards, bank accounts, Internet accounts, identifications, properties and membership information. It features industry standard encryption for data protection, trueDial™ for intuitive and secure passcode entry, Cache Paw™ browser for automatic web site sign-on, and user configurable vacantVault™ self-destruct mechanism for maximum security. Transfer Cache Vault content to your other iOS/iPadOS device via password protected e-mail attachment or share it using AirDrop or iMessage. Keep all of your devices in sync using AirDrop, Files or e-mail service to transfer your records without additional cost or subscription! Store your credit card information, ATM PIN numbers, web account passwords, passport information, software license, airline and hotel reward memberships in an encryption secured digital vault on your iPhone, iPad or iPod touch so that they are always there when you need them. Use different PIN number or password for each account to make them more secure, yet not worry about forgetting any of them because Cache Vault stores them securely on your iPhone and iPad. Cache Vault features the trueDial secure interface for fun and easy passcode entry or use Touch ID/Face ID to unlock the vault! Cache Vault employs the industry standard AES-256 encryption to safely protect all your personal information. Cache Vault also features the vacantVault self-destruct mechanism. It destroys all records in the Cache Vault when the number of failed unlock attempt exceeds the limit specified by the owner. Cache Paw is an embedded web browser in Cache Vault to easily and securely log you into your favorite web sites. Cache Vault is a standalone application for storing personal information on iPhone and iPad. Your information does not leave your device unless you explicitly email it as an encrypted attachment or shared it via AirDrop or iMessage.

About

Scan Master

This app allows you to scan documents into high-quality PDFs or images. It offers features for file transfer, conversion of various file types to PDF, and a robust PDF reader. You can easily share, print, or save your scanned documents for future use.

Highlights
  • Scan documents to PDF/image
  • Optimize scan quality
  • File transfer via USB/WIFI
  • Convert various file types to PDF
  • Advanced PDF reader
  • Document viewer for multiple formats
  • Email and print documents
Features
Read full description

Scan Master is the advanced scanner app that scan document into clean PDF/image and send as email, print or save for future use. PDF Scanner: - Optimise scan quality by cropping and make the texts and graphics look sharp and clear. - Scan Master is useful to scan bill, invoice, contract, bill, business card, certificate, letter, identity documents. File Transfer: - Use iTunes file sharing to transfer files directly to your device via USB cable and WIFI - Open in File feature to open the document in different app like Numbers, Pages, iBooks, Kindle - Import PDF from other apps. - Import Image files from other apps. - Sorting files based on date, size and name PDF Converter: - Convert image, documents (MS Office, iWorks and the most common file types) to PDF - Build in web browser and convert web pages to PDFs for offline reading on the iPhone or iPad PDF Reader: - Advances PDF reader to read in all orientations - Supports Encrypted (password protected) PDFs - PDF links to open URL in browser directly - Supports PDFs with rotated pages Document Viewer: - Document Viewer supports PDF, HTML, TXT, RTF, JPG, PNG, GIF, MS Office (Word, Excel and Powerpoint) and Apple iWork (Pages, Numbers and Keynote) files, etc - Print documents from Doc Scanner easily - Email files to Your Friends or Colleagues directly from My PDF Doc - Zoom PDFs and other documents

Screenshots

Cache Vault4 screens
Scan Master4 screens

Verdict

The call

The clearest difference is price: Scan Master at Free against Cache Vault's $0.99. Cache Vault's advantage is in-app purchases (none vs 1) and ads (none vs shown). On review sentiment, update cadence, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Scan Master is free to download; Cache Vault costs $0.99 up front. Scan Master sells 1 one-off in-app purchase. Cache Vault asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on August 21, 2026 and August 25, 2026 respectively.

Scorecard4 real differences · 6 level
Cache Vault versus Scan Master: the parameters behind the verdict, then further details
ParameterCache VaultScan Master
Price$0.99Free — better
Rating—5.0 (1 ratings) — better
Positive reviews66.7% of reviews66.7% of reviews
Number of ratings—1 — better
Update frequencyEvery 2 monthsEvery 2 months
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.614.0 — better
Further details — not scored
Size2 MB11 MB
Age rating17+4+
DeveloperCache Ideas, Inc.GURUPRITSINGH SAINI

Customer experience

Cache Vault

All ratings11 ratings
Positive90.9%
Neutral0.0%
Negative9.1%
Written reviews51 reviews
Positive66.7%
Neutral7.8%
Negative25.5%

Scan Master

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

In-app purchases

None

Cache Vault

No in-app purchases

1 purchases

Scan Master

One-time1
  • Remove Advertisements$1.99

Questions

Is Cache Vault free?
Cache Vault costs $0.99, with no in-app purchases.
Is Scan Master free?
Scan Master is free to download, with in-app purchases available.
Do Cache Vault or Scan Master have ads?
Scan Master shows ads; Cache Vault does not.
Which is updated more often, Cache Vault or Scan Master?
Cache Vault ships an update every 2 months, and Scan Master every 2 months. Most recently, Cache Vault was updated on August 21, 2026 and Scan Master on August 25, 2026.

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