Atomic KB vs chat2do
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Atomic KB
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Atomic is a client for your self-hosted Atomic knowledge base. It connects to your own server to give you mobile access to your notes, saved articles, and semantic search. Save any web page from Safari or any browser using the Share Extension β Atomic automatically extracts the article content, generates embeddings, and connects it to your existing knowledge. Features: - Browse, create, and edit markdown notes - Save web articles from any app via the Share Extension - Semantic and hybrid search across your knowledge base - Hierarchical tag browsing - Offline support with local caching - Connect via QR code or manual setup Requires a self-hosted Atomic server. Learn more at https://github.com/kenforthewin/atomic
chat2do
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The easiest way to manage your daily life. chat2do is an AI-powered assistant that turns your messages into tasks and reminders instantly. Stop worrying about forgetting the small things. Whether it's a big work project or just a simple reminder to buy bread on your way home, just text Chat2do. Our smart AI understands your intent and organizes your day so you don't have to. Why Chat2do? Frictionless Reminders: Just type "Buy bread at 6pm" and consider it done. Smart Tasks: Organize complex goals with simple chat commands. Simple & Fast: No menus, no formsβjust chat.
Screenshots
Verdict
The clearest difference is update cadence: chat2do at weekly against Atomic KB's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Atomic KB ships an update every 2 months, chat2do weekly. The most recent releases landed on October 5, 2026 and October 24, 2026 respectively.
| Parameter | Atomic KB | chat2do |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Weekly β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad, iPod β better |
| Requires iOS | 15.0 β better | 15.1 |
| Further details β not scored | ||
| Size | 6 MB | 38 MB |
| Age rating | 4+ | 4+ |
| Developer | Foldspace Labs LLC | Nihad Abdullayev |
In-app purchases
Atomic KB
No in-app purchases
chat2do
No in-app purchases









