Letstalk IM vs SBAA
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Letstalk IM
Secure and private communication for individuals and businesses globally. Offers multiple encryption layers for messages and calls, cross-device support, and advanced chat settings. Share files, save important messages, and utilize disappearing messages for enhanced privacy.
- Multiple encryption layers
- Cross-device support
- Multi-account management
- Safe Box for message storage
- Burn after read messages
- Scheduled message sending
- Customizable chat settings
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Letstalk provides free, no advertisement communication services with multiple encryptions for individuals or businesses around the world. Others cannot get your profile, messages, or calls under multiple security encryptions. Letstalk supports cross-device, multi-account management, and the variety of chat settings. • Send a post about your life: Share files or latest news to your friends or family in the chatroom. • No more losing important messages: Save the message to the Safe Box and set a password for the security. • Account management: Log in to all your accounts on the same device and switch at any time. • Let messages disappear automatically: Send the ""Burn after read"" message or set the message preserve time, deleting the message when expired. • Send the greetings or remind someone on time: Preset the text and sending time, the message will be sent automatically when expires. • Want to express your feeling: Send a sticker or adjust the display size of text, make your messages vividly. Want to know more about Letstalk? • Letstalk: https://www.letstalk.net/ • Facebook: https://www.facebook.com/LetstalkIM/ • Instagram: https://www.instagram.com/letstalk.im/
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
The clearest difference is update cadence: Letstalk IM at fortnightly against SBAA's every 5 months. On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Letstalk IM ships an update fortnightly, SBAA every 5 months. The most recent releases landed on October 12, 2026 and October 11, 2026 respectively.
| Parameter | Letstalk IM | SBAA |
|---|---|---|
| Price | Free | Free |
| Rating | 3.9 (101 ratings) — better | — |
| Positive reviews | 33.6% of reviews | — |
| Number of ratings | 101 — better | — |
| Update frequency | Fortnightly — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 484 MB | 29 MB |
| Age rating | 17+ | 12+ |
| Developer | Letstalk Technology Limited | Biodesign Alumni Association |
In-app purchases
Letstalk IM
No in-app purchases
SBAA
No in-app purchases
