Comparison

Notesnook vs AEGIS Mobile ShieldONE

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

Head to head
About

Notesnook

This open-source app offers secure, encrypted note-taking and organization across all your devices. It features a robust editor, to-do lists, and a private journal with advanced security to protect your personal information.

Highlights
  • Military-grade encryption
  • Cross-platform synchronization
  • To-do lists and task management
  • Private journal with media support
  • Rich text and Markdown editor
  • Notebook organization
  • App lock with fingerprint support
Features
Read full description

Your notes are yours. Notesnook encrypts every one of them on your device before it ever reaches the cloud — so no one can read them. Not advertisers, not us. UNLIMITED NOTES. EVERY DEVICE. FREE. Most note apps cap the free plan until it hurts. Others stop after a few dozen notes. Notesnook never limits how much you write or how many devices you sync. A REAL EDITOR Headings, tables, code blocks, maths, outlines, Markdown and full-quality images. Notes that hold up whether you are writing a shopping list or a thesis chapter. ORGANISED AT ANY SIZE Nested notebooks, tags, colours, pinned and favourite notes, and search that stays instant at 10,000 notes. Link notes to each other and build your own private wiki. PRIVACY YOU CAN CHECK YOURSELF • End-to-end encryption is always on — you cannot switch it off, so you cannot forget • Encrypted on your device, in transit and at rest, using XChaCha20-Poly1305 and Argon2 • Even your notebook and tag names are encrypted • 100% open source under AGPLv3 — read every line, or run your own sync server • Recommended by Privacy Guides IMPORT YOUR OLD NOTES Bring your notes, notebooks and tags with you. Import from your previous notes app, plus plain Markdown and HTML files. EVERYWHERE YOU WRITE iPhone, iPad, Mac and the web. Sync is instant, and encrypted the whole way. ALSO INSIDE • Web clipper — save any article, ad-free and offline • Reminders across all your devices • Note version history, so nothing is ever really lost • Publish a note to a shareable link • Dark mode and custom themes FREE FOREVER Unlimited notes, unlimited devices, 50 notebooks, 50 tags and full end-to-end encryption. No ads. No trial countdown. PAID PLANS Add task lists, callouts, recurring reminders, more storage, and — on Pro — app lock, an encrypted vault and full-quality images. From $19.99 a year. Questions or feedback: support@streetwriters.co Privacy policy: https://notesnook.com/privacy Terms: https://notesnook.com/terms

About

AEGIS Mobile ShieldONE

This app provides advanced mobile authentication for personal and enterprise resources. It generates one-time codes and supports biometric unlocking via fingerprint or facial recognition. The app offers a simple self-enrollment process and integrates with various cloud services, security gateways, and VPNs.

Highlights
  • One-time code generation
  • Biometric unlocking (fingerprint/facial recognition)
  • QR code activation
  • Cloud app integration
  • VPN and security gateway support
  • Third-party authenticator integration
Features
Read full description

Aegis Mobile Shield One is a cutting-edge mobile authenticator designed to provide top-tier security for users and enterprise resources. Generate one-time codes with our patented solution and unlock authenticators using fingerprint or facial recognition. Enjoy a quick, easy, and secure self-enrollment process with QR code activation and straightforward instructions. Utilize Aegis Mobile Shield One with leading cloud apps, security gateways, legacy applications, and VPNs. Additionally, integrate third-party authenticators to safeguard both your personal and professional accounts.

Screenshots

Notesnook4 screens
AEGIS Mobile ShieldONE4 screens

Verdict

The call

The clearest difference is review sentiment: Notesnook at 79% against AEGIS Mobile ShieldONE's 0%. Notesnook also leads on rating (4.7 vs 1.0) and ratings volume (672 vs 1). AEGIS Mobile ShieldONE's advantage is in-app purchases (none vs 20) and update cadence (daily vs every 8 days). On price, ads 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

Both are free to download. Notesnook sells 17 in-app purchases, starting at $0.99 per month. AEGIS Mobile ShieldONE asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Notesnook holds the better App Store score, 4.7 against 1.0. That said, the two scores are not equally well evidenced: Notesnook has 672 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 79% of Notesnook's written reviews are positive against 0% of AEGIS Mobile ShieldONE's.

UpkeepUpdate frequency

Notesnook ships an update every 8 days, AEGIS Mobile ShieldONE daily. The most recent releases landed on October 16, 2026 and October 2, 2026 respectively.

Scorecard7 real differences · 3 level
Notesnook versus AEGIS Mobile ShieldONE: the parameters behind the verdict, then further details
ParameterNotesnookAEGIS Mobile ShieldONE
PriceFreeFree
Rating4.7 (672 ratings) — better1.0 (1 ratings)
Positive reviews78.8% of reviews — better0.0% of reviews
Number of ratings672 — better1
Update frequencyEvery 8 daysDaily — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.6 — better16.0
Further details — not scored
Size96 MB86 MB
Age rating4+17+
DeveloperStreetwriters LLCAEGIS Authentication Technologies LLC

Customer experience

Notesnook

All ratings672 ratings
Positive93.0%
Neutral2.4%
Negative4.6%
Written reviews401 reviews
Positive78.8%
Neutral6.5%
Negative14.7%

AEGIS Mobile ShieldONE

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Bugs and requests

Notesnook

Reported bugs

3 issues
  • Crashes on launch on older iOS devices
  • Sync issues leading to data loss
  • Unreliable login and verification process

Requested features

5 requests
  • Improved search functionality
  • Reminders and calendar integration
  • Handwriting and drawing support
  • Multilingual support
  • Improved table and spreadsheet features

AEGIS Mobile ShieldONE

Not enough reviews yet to summarise bugs or requests.

In-app purchases

17 purchases

Notesnook

Subscriptions17
  • Notesnook Pro$0.991 Month
  • Notesnook Essential Plan7 Days trial$1.991 Month
  • Notesnook Pro$2.491 Month
Show 14 more
  • Notesnook Pro Plan7 Days trial$2.991 Month
  • Notesnook Pro3 variants$4.491 Month
  • Notesnook Pro1 Month trial$4.491 Month
  • Notesnook Pro Plan7 Days trial$6.991 Month
  • Notesnook Believer Plan7 Days trial$8.991 Month
  • Notesnook Pro$9.991 Year
  • Notesnook Essential Plan14 Days trial$19.991 Year
  • Notesnook Pro$24.991 Year
  • Notesnook Pro Plan14 Days trial$29.901 Year
  • Notesnook Pro Yearly$49.991 Year
  • Notesnook Pro2 variants$49.991 Year
  • Notesnook Pro1 Year trial$49.991 Year
  • Notesnook Pro Plan14 Days trial$69.991 Year
  • Notesnook Believer Plan14 Days trial$89.991 Year
None

AEGIS Mobile ShieldONE

No in-app purchases

Questions

Is Notesnook free?
Notesnook is free to download, with in-app purchases available.
Is AEGIS Mobile ShieldONE free?
AEGIS Mobile ShieldONE is free to download, with no in-app purchases.
Which has better reviews, Notesnook or AEGIS Mobile ShieldONE?
Notesnook is rated higher. Notesnook averages 4.7 out of 5 from 672 ratings, while AEGIS Mobile ShieldONE averages 1.0 from 1 ratings.
Do Notesnook or AEGIS Mobile ShieldONE have ads?
Neither Notesnook nor AEGIS Mobile ShieldONE shows ads.
Which is updated more often, Notesnook or AEGIS Mobile ShieldONE?
Notesnook ships an update every 8 days, and AEGIS Mobile ShieldONE daily. Most recently, Notesnook was updated on October 16, 2026 and AEGIS Mobile ShieldONE on October 2, 2026.

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