Comparison

AES Crypt vs Unlock PDF

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

Head to head
About

AES Crypt

Securely decrypt and encrypt files on your iPhone or iPad using the industry-standard AES encryption. Access encrypted files from cloud storage and email, and protect your sensitive documents and photos with robust, cross-platform security.

Highlights
  • Decrypt AESCrypt.com encrypted files
  • Encrypt files directly on device
  • Open files from cloud storage
  • Securely share encrypted files
  • Preview common file types
  • Touch ID/Face ID protection
Features
Read full description

AESCrypt for iOS lets you decrypt and preview files encrypted with AESCrypt.com on your iPhone or iPad. Open encrypted files from Dropbox, Drive, Email, and other apps with ease. An in-app upgrade enables encryption directly from your device — protect documents, photos, and more, then share securely to your favorite cloud service. AESCrypt uses the industry-standard Advanced Encryption Standard (AES) to provide strong, cross-platform file security across Windows, macOS, Linux, and mobile devices. Whether you’re backing up sensitive files to the cloud or storing private documents locally, AESCrypt gives you simple, powerful protection. Free Features (Decryption) • Adds AESCrypt as an “Open In…” option for .aes files, allowing you to decrypt files stored in Dropbox, Drive, Email, and other apps • Saves decrypted files in the app for preview or export to other apps • Supports quick actions: rename or swipe to delete • Performs DoD 5220.22-M secure wipe before deleting files • Previews most major file types (PDF, JPG, MOV, PNG, TXT, and more) • Displays decryption date and file size for each file In-App Upgrade Features (Encryption) • Encrypt files directly on your iOS device and store them securely within the app • Take a photo with the camera and immediately encrypt it for safe storage • Adds AESCrypt as an “Open In…” option for all file types, enabling encryption from other apps (Pages, Numbers, Keynote, etc.) • Export encrypted files and photos to your installed cloud apps (Dropbox, Drive, iCloud, etc.) • Touch ID / Face ID support to keep in-app files protected Notes • This app decrypts files encrypted with AESCrypt.com or by this app only • Encryption in this app requires the in-app upgrade • Supports the standard AES Crypt file format across desktop and mobile. Files encrypted outside the AES Crypt ecosystem are not supported • For support or feature requests, visit the Discussion Forum at AESCrypt.com LEGAL The duration and price of each subscription are displayed in the AES Crypt app under Settings → “AES Crypt (Paid Full Version)” at the time of purchase. Payment will be charged to your Apple ID account upon confirmation of purchase. Subscriptions automatically renew unless canceled at least 24 hours before the end of the current billing period. You can manage or cancel your subscription at any time in your Apple ID account settings after purchase. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://aescrypt.datafromthings.com/privacy.html

About

Unlock PDF

Easily access password-protected documents with this secure tool. It instantly unlocks encrypted PDFs, removes restrictions, and allows quick export and sharing of your files. Works offline for enhanced privacy and features a user-friendly interface with dark mode support.

Highlights
  • Unlock password-protected PDFs
  • Remove PDF restrictions
  • Export and share unlocked files
  • Offline functionality
  • User-friendly interface
  • Dark Mode support
Read full description

Welcome to Unlock PDF - Password Remover, the simple and secure way to access your locked documents. With Easily Open Encrypted PDFs, you can unlock password-protected files instantly, remove restrictions, and save time by skipping repeated password input. Whether you need to view, edit, or share important files, Unlock PDF - Password Remover makes PDF decryption fast and reliable. KEY FEATURES • PDF unlocker, remover, decryption tool, and secure solution in one app • Open password-protected or encrypted PDF files in just a few taps • Export and share unlocked PDF documents quickly • Manage the history of imported and opened PDFs • Works offline for privacy and security • Clean, user-friendly interface with full Dark Mode support • Lightweight app size under 100MB HOW IT WORKS • Launch the app and import a locked or encrypted PDF • Import from cloud drives using the native Files app • Unlock and export your PDF instantly • Share unlocked files with colleagues, friends, or across devices AUTO-RENEW SUBSCRIPTION TERMS • Subscription auto-renews unless canceled, charged via your Apple ID • Pricing may vary based on your region • No commitment; cancel anytime • Payment will be charged to your iTunes Account at confirmation of purchase • Subscription durations: 1 week and 1 year • Renewal is charged within 24 hours prior to the end of the current period • Manage or cancel via Account Settings on the App Store • Unused portion of a free trial (if offered) will be forfeited when a subscription is purchased POLICY & TERMS • Privacy Policy: https://www.envisiontechnolabs.com/privacy_policy.html?utm_source=unlock_pdf_ios&utm_medium=app_store_connect&utm_campaign=policy_url • Terms of Service: https://www.envisiontechnolabs.com/terms.html?utm_source=unlock_pdf_ios&utm_medium=app_store_connect&utm_campaign=term_url SUPPORT We’re continuously improving Unlock PDF - Password Remover to give you a faster and more secure way to open encrypted files. Your feedback helps us build a better tool for managing PDFs. If you have any questions or suggestions, contact us at: support@envisiontechnolabs.com

Screenshots

AES Crypt4 screens
Unlock PDF3 screens

Verdict

The call

The clearest difference is rating: Unlock PDF at 5.0 against AES Crypt's 2.8. Unlock PDF also leads on update cadence (every 2 months vs every 9 months). AES Crypt's advantage is ratings volume (28 vs 1). On price, review sentiment, ads and in-app purchases 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

Both are free to download. AES Crypt sells 2 in-app purchases, starting at $0.99 per year and Unlock PDF sells 4 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Unlock PDF holds the better App Store score, 5.0 against 2.8. That said, the two scores are not equally well evidenced: AES Crypt has 28 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 42% of AES Crypt's written reviews are positive against 50% of Unlock PDF's.

UpkeepUpdate frequency

AES Crypt ships an update every 9 months, Unlock PDF every 2 months. The most recent releases landed on August 27, 2026 and July 5, 2026 respectively.

Scorecard3 real differences · 7 level
AES Crypt versus Unlock PDF: the parameters behind the verdict, then further details
ParameterAES CryptUnlock PDF
PriceFreeFree
Rating2.8 (28 ratings)5.0 (1 ratings) — better
Positive reviews42.2% of reviews50.0% of reviews — better
Number of ratings28 — better1
Update frequencyEvery 9 monthsEvery 2 months — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS15.1 — better16.0
Further details — not scored
Size20 MB33 MB
Age rating4+4+
DeveloperIsland Time InnovationsAshvin Ajadiya

Customer experience

AES Crypt

All ratings28 ratings
Positive42.9%
Neutral10.7%
Negative46.4%
Written reviews45 reviews
Positive42.2%
Neutral11.1%
Negative46.7%

Unlock PDF

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews6 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

2 purchases

AES Crypt

Subscriptions1
  • 1-Year Ability to Encrypt Files$0.991 Year
One-time1
  • Lifetime Ability to Encrypt Files$5.99
4 purchases

Unlock PDF

Subscriptions3
  • Unlimited Access - Weekly$0.997 Days
  • Unlimited Access - Monthly$2.991 Month
  • Unlimited Access - Yearly3 Days trial$14.991 Year
One-time1
  • Unlimited - Unlock PDF$49.99

Questions

Is AES Crypt free?
AES Crypt is free to download, with in-app purchases available.
Is Unlock PDF free?
Unlock PDF is free to download, with in-app purchases available.
Which has better reviews, AES Crypt or Unlock PDF?
Unlock PDF is rated higher. AES Crypt averages 2.8 out of 5 from 28 ratings, while Unlock PDF averages 5.0 from 1 ratings.
Do AES Crypt or Unlock PDF have ads?
Neither AES Crypt nor Unlock PDF shows ads.
Which is updated more often, AES Crypt or Unlock PDF?
AES Crypt ships an update every 9 months, and Unlock PDF every 2 months. Most recently, AES Crypt was updated on August 27, 2026 and Unlock PDF on July 5, 2026.

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