Keybase vs SBAA
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Keybase
Securely message anyone on social media or other platforms without needing their personal contact information. All communications are end-to-end encrypted and accessible across multiple devices. This open-source platform is free and ad-free for all users.
- Secure messaging to social media users
- End-to-end encryption
- Multi-device support
- Open source
- Ad-free
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Keybase is a messaging platform where: • you can write securely to any twitter, reddit, facebook, github, and hacker news user • you don't need to know someone's phone number or email address • all messages are secure, end-to-end encrypted • multi-device: your messages survive and transfer with encryption to new phones & computers Keybase is so much more. It is: • free for everyone, and free of ads • open source (https://github.com/keybase/client) • multi-platform, w/apps for macOS, Linux, and Windows (https://keybase.io/download) By using the Keybase app you agree to the following terms: • you'll be a nice Internet person Keybase for mobile is brand new and we yearn for feedback. Inside the app, click the gear icon and then choose "feedback" to send us a summary of your experience.
SBAA
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Get to know our members old and new, discuss with each other in groups or privately, learn about our upcoming events and stay updated with our latest news. The Stanford Biodesign Alumni Association is a non-profit organization aiming to foster collaboration and knowledge-sharing among the Biodesign Alumni Fellows and the medical technology community at large. Website: http://www.biodesignalumni.com/ Twitter: @bdalum
Screenshots
Verdict
Keybase and SBAA are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Keybase ships an update every 3 months, SBAA every 5 months. The most recent releases landed on October 14, 2026 and October 11, 2026 respectively.
| Parameter | Keybase | SBAA |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (323 ratings) — better | — |
| Positive reviews | 42.5% of reviews | — |
| Number of ratings | 323 — better | — |
| Update frequency | Every 3 months — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 15.0 — better |
| Further details — not scored | ||
| Size | 127 MB | 29 MB |
| Age rating | 4+ | 12+ |
| Developer | Keybase, Inc. | Biodesign Alumni Association |
Bugs and requests
Keybase
Reported bugs
4 issues- Login screen freezes
- Incompatible with older devices
- Messaging issues and lost chats
- Unreliable file sharing
Requested features
4 requests- Add iPad app support
- Improve message threading and navigation
- Integrate with more social platforms
- Add password manager functionality
SBAA
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Keybase
No in-app purchases
SBAA
No in-app purchases
