Comparison

AOK vs BUNKR Secure Messaging & Vault

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

Head to head
About

AOK

This suite of tools helps organizations manage personnel, files, and equipment securely. It digitizes hand receipts, streamlines accountability checks, and enables dynamic scheduling for distributed teams. Designed to meet stringent federal information requirements with full data encryption.

Highlights
  • Secure personnel and file management
  • Digitized hand receipts
  • Real-time accountability checks
  • Dynamic team scheduling
  • Encrypted data at rest and in transit
  • FIPS 140-2 cryptography
Features
Read full description

The Adyton Operations Kit (aka the AOK) enables organizations to: ● AOK ● Rapidly and securely manage your personnel and files in one place - Easily upload rosters, create teams, manage roles & profiles, and upload & send files. You don’t need to be in 97 different chats to find what you need. Its in one place. ● Log-E (formerly 92X) ● Digitize your Primary and Sub Hand Reciepts - Easily upload, update, and then download 100+ page PDFs into DA2062s, DA1750s, spreadsheets, and property sheets for your property book(s). Saving you countless hours on endless manual PDF entries. Easily share receipts to those you serve with. Track your organization’s equipment with tags, notes, and images to more easily find that piece of equipment that’s hidden in the back of that random truck on base. You know. ● Mustr ● Your digital knife hand for personnel accountability and resilience - Reduce the time for your team to get 100% accountability in an emergency situation. Remove assumption based leadership by sending questions directly to your team, easily view real time response rates, and get structured reports on those responses. ● Skeds ● Dynamic Scheduling for your team wherever they are - a mobile experience that allows organizing distributed teams more efficiently. Know exactly who will be attending and who has a conflict for a scheduled event in real time. Given security concerns with these types of information flows, this suite of products are designed to meet and exceed stringent DoD, PII, HIPAA and other federal information requirements, and application data is fully encrypted. For government customers, we have a GovCloud hosted service. This application, built on the Adyton Mobile App Stack, includes FIPS 140-2 Cryptography, encrypted data at rest and in transit and device-based authentication. The Adyton Operations Kit (AOK) is brought to you by Adyton, a software technology company founded in 2018 by U.S. Army Special Operations veterans dedicated to providing the next generation of mobile capabilities for people where the mission is critical, lives are at stake, and data makes the difference.

About

BUNKR Secure Messaging & Vault

Securely store and organize all your important digital and physical documents. Share sensitive information with trusted contacts and access it anytime, anywhere, even offline. Designed for ultimate privacy and productivity.

Highlights
  • Secure cloud storage for files, notes, and passwords
  • Import/export with popular apps
  • Scan and digitize physical documents
  • Invitation-only secure messaging
  • Offline access to stored information
  • Automatic cross-device synchronization
  • Rapid search functionality
Features
Read full description

ONE APP. EVERYTHING IMPORTANT. SECURE. Protect your digital life with BUNKR, the all-in-one privacy and security app that brings your documents, passwords, private messaging, file sharing, and secure calls together in one place. Built with bank-grade security, BUNKR makes it simple to protect sensitive information, stay organized, and communicate privately with people you trust. No juggling multiple apps. No complicated security routines. Just one secure place for what matters most. EVERYTHING YOU NEED. ALL IN ONE APP. Secure Document Vault Store and organize IDs, passports, financial records, insurance documents, travel information, and important files in one encrypted digital vault. Secure Password Manager Protect and manage passwords for banking, shopping, travel, and online accounts. Securely share account information with people you trust. Private Messaging & File Sharing Send private messages, share sensitive files and entire folders, and communicate with trusted contacts in a secure environment designed to help prevent unwanted connections. Secure Audio & Video Calls Make private audio and video calls without switching between multiple communication apps. Document Scanner & Private Notes Scan documents directly into your secure vault and keep important notes, personal details, and sensitive information organized. Multi-Device Access Access your important information across supported devices with secure synchronization, keeping everything connected and organized. BANK-GRADE SECURITY. MADE SIMPLE. Your privacy and security are built into every part of BUNKR. - Always-On Encryption: Your information is encrypted in cloud storage and on your device. - Biometric Authentication: Add an important layer of protection when accessing BUNKR on your phone. - Private Connections: Connect and communicate with people you trust, with protections against unknown or unwanted contacts. - Privacy by Design: Your personal information is never sold to third parties. - Built by Security Experts: Created by entrepreneurs with decades of experience protecting sensitive information. - Live Human Support: Get help from real people when you need it. YOUR DIGITAL LIFE. ONE SECURE PLACE. From everyday passwords and personal documents to private conversations and important files, BUNKR brings the tools you need together in one simple, secure app. Protect what matters. Stay connected. Take control of your digital life. Get started with BUNKR today.

Screenshots

AOK4 screens
BUNKR Secure Messaging & Vault4 screens

Verdict

The call

The clearest difference is review sentiment: BUNKR Secure Messaging & Vault at 93% against AOK's 33%. BUNKR Secure Messaging & Vault also leads on rating (4.9 vs 3.9) and ratings volume (112 vs 34). AOK's advantage is in-app purchases (none vs 9) and update cadence (weekly vs every 3 weeks). On price, ads, 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

Both are free to download. BUNKR Secure Messaging & Vault sells 4 in-app purchases, starting at $29.99 per year. AOK asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

BUNKR Secure Messaging & Vault holds the better App Store score, 4.9 against 3.9. Both are backed by a comparable volume of ratings — 34 and 112 respectively. Written reviews point the same way: 33% of AOK's written reviews are positive against 93% of BUNKR Secure Messaging & Vault's.

UpkeepUpdate frequency

AOK ships an update weekly, BUNKR Secure Messaging & Vault every 3 weeks. Both last shipped on November 3, 2026.

Scorecard6 real differences · 4 level
AOK versus BUNKR Secure Messaging & Vault: the parameters behind the verdict, then further details
ParameterAOKBUNKR Secure Messaging & Vault
PriceFreeFree
Rating3.9 (34 ratings)4.9 (112 ratings) — better
Positive reviews33.3% of reviews93.2% of reviews — better
Number of ratings34112 — better
Update frequencyWeekly — betterEvery 3 weeks
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Mac — better
Requires iOS15.014.0 — better
Further details — not scored
Size151 MB97 MB
Age rating4+4+
DeveloperAdyton PBCBUNKR

Customer experience

AOK

All ratings34 ratings
Positive73.5%
Neutral0.0%
Negative26.5%
Written reviews3 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

BUNKR Secure Messaging & Vault

All ratings112 ratings
Positive98.2%
Neutral0.0%
Negative1.8%
Written reviews44 reviews
Positive93.2%
Neutral2.3%
Negative4.5%

Bugs and requests

AOK

Not enough reviews yet to summarise bugs or requests.

BUNKR Secure Messaging & Vault

Reported bugs

3 issues
  • Cannot back up photos without glitching/crashing
  • Account creation errors, locked accounts, and delayed wait times
  • Customer support was unaware of issues and suggested fixes not implemented

Requested features

3 requests
  • Improve photo backup stability
  • Faster customer support response
  • Better integration with iOS ecosystem

In-app purchases

None

AOK

No in-app purchases

4 purchases

BUNKR Secure Messaging & Vault

Subscriptions4
  • Pro Access1 Month trial$29.991 Year
  • Full Access$39.991 Year
  • Pro Access6 variants$39.991 Year
Show 1 more
  • Pro Access1 Month trial$39.991 Year

Questions

Is AOK free?
AOK is free to download, with no in-app purchases.
Is BUNKR Secure Messaging & Vault free?
BUNKR Secure Messaging & Vault is free to download, with in-app purchases available.
Which has better reviews, AOK or BUNKR Secure Messaging & Vault?
BUNKR Secure Messaging & Vault is rated higher. AOK averages 3.9 out of 5 from 34 ratings, while BUNKR Secure Messaging & Vault averages 4.9 from 112 ratings.
Do AOK or BUNKR Secure Messaging & Vault have ads?
Neither AOK nor BUNKR Secure Messaging & Vault shows ads.
Which is updated more often, AOK or BUNKR Secure Messaging & Vault?
AOK ships an update weekly, and BUNKR Secure Messaging & Vault every 3 weeks. Most recently, AOK was updated on November 3, 2026 and BUNKR Secure Messaging & Vault on November 3, 2026.

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