Comparison

Password Strength Checker vs RedactPDF

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

Head to head
About

Password Strength Checker

Assess the security of your passwords with instant strength calculations. Explore different lengths and character combinations to craft robust passwords for online accounts and enhance your digital security.

Highlights
  • Instant password strength calculation
  • Copy results to other apps
  • Formula for reference
  • Supports up to 16 decimal places
  • Flexible input options
  • Tips for strong passwords
Features
Read full description

Password Strength Checker makes it easy to test how strong your passwords really are. Try out different lengths and character combinations to build a secure password for your online accounts. Features: • Instant password strength calculation • Copy results easily to other apps • Handy formula included for reference • Supports up to 16 decimal places • Flexible input options Ever wondered how long it would take for hackers to crack your password? Picking a strong password is one of the simplest ways to protect yourself online. With this app, you’ll learn how to create safer passwords using different character types (uppercase, lowercase, numbers, symbols, etc.)—and see just how secure your choices really are. Quick Tips for Strong Passwords: Use at least 8 characters Mix at least 3 of these 4: - Uppercase letters - Lowercase letters - Numbers - Symbols The best passwords are tough to guess but easy for you to remember. For example: It is great to be 21! → 1sGreat2b21! Thanks for your support! Don’t forget to check out nitrio.com for more great apps for your iOS devices.

About

RedactPDF

Features
Read full description

RedactPDF – Secure PDF Redaction Protect your privacy and secure your documents with RedactPDF, a simple and powerful tool for removing sensitive information from PDF files. All processing is done locally on your device. Your files are never uploaded, stored, or shared. You stay in full control of your data. KEY FEATURES • Automatically detect sensitive text • Manually redact any area with precision • One-tap black-out protection • Offline processing, no cloud required • No account, no tracking, no ads • Fast and lightweight performance PRIVACY FIRST Your privacy is our top priority. RedactPDF does not collect, store, or transmit any personal data. All document processing happens entirely on your device. No servers. No uploads. No data leaks. PERFECT FOR • Business documents • Legal files • Financial statements • Personal records • Academic papers Before sharing your PDF, make sure your private information stays private. WHY CHOOSE REDACTPDF? + Simple and easy to use + Secure by design + Trusted offline processing + Professional-quality results Whether you are a student, professional, or individual user, RedactPDF helps you protect what matters most.

Screenshots

Password Strength Checker4 screens
RedactPDF2 screens

Verdict

The call

The clearest difference is update cadence: RedactPDF at every 2 months against Password Strength Checker's every 38 months. RedactPDF also leads on price ($0.99 vs $2.99). Password Strength Checker's advantage is iOS requirement (12.0 vs 15.0). On ads, in-app purchases and device support 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

Password Strength Checker costs $2.99 and RedactPDF $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Password Strength Checker ships an update every 38 months, RedactPDF every 2 months. The most recent releases landed on July 24, 2026 and September 17, 2026 respectively.

Scorecard3 real differences · 7 level
Password Strength Checker versus RedactPDF: the parameters behind the verdict, then further details
ParameterPassword Strength CheckerRedactPDF
Price$2.99$0.99 — better
Rating4.0 (4 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings4 — better—
Update frequencyEvery 38 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.0
Further details — not scored
Size8 MB2 MB
Age rating4+4+
DeveloperHeng Jia Lianglee xiaoming

In-app purchases

None

Password Strength Checker

No in-app purchases

None

RedactPDF

No in-app purchases

Questions

Is Password Strength Checker free?
Password Strength Checker costs $2.99, with no in-app purchases.
Is RedactPDF free?
RedactPDF costs $0.99, with no in-app purchases.
Do Password Strength Checker or RedactPDF have ads?
Neither Password Strength Checker nor RedactPDF shows ads.
Which is updated more often, Password Strength Checker or RedactPDF?
Password Strength Checker ships an update every 38 months, and RedactPDF every 2 months. Most recently, Password Strength Checker was updated on July 24, 2026 and RedactPDF on September 17, 2026.

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