Comparison

Cogno vs ThreeAI

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

Head to head
About

Cogno

Features
Read full description

Cogno is an AI-managed workspace designed to help individuals and teams stay organized, aligned, and consistently moving forward. Track tasks, manage priorities, and maintain clarity with an AI system that supports your workflowβ€”not by acting as a teammate, but by enhancing the way you work. Capture ideas, break down goals, and stay aware of what matters most. Whether you're working solo or collaborating across a team, Cogno keeps your workspace structured and your progress visible. With real-time insights, automatic organization, and simple collaboration tools, Cogno removes friction from everyday work so you can focus on getting things done. Stay organized. Stay aligned. Work with clarity.

About

ThreeAI

Features
Read full description

ThreeAI combines the power of multiple AI models into one seamless experience. Choose up to 3 chatbots from a lineup of 8 - including ChatGPT, Claude, Gemini, Grok, DeepSeek, Llama, Perplexity, and Mistral - and get simultaneous responses side by side. Why ThreeAI? Detect bias by comparing how different AIs answer the same question Avoid hallucinations by cross-referencing multiple responses Get facts you can count on with consensus-based answers View each chatbot's individual response in detail Continue the conversation with follow-up questions across all models at once Save time by querying multiple AIs simultaneously I made this app because I was tired of asking different chats bots the same question to make sure it was giving me an accurate answer. Now whether you're researching, fact-checking, or just curious, ThreeAI gives you a more complete picture than any single AI can provide.

Screenshots

Cogno4 screens
ThreeAI4 screens

Verdict

The call

The clearest difference is iOS requirement: ThreeAI at 15.5 against Cogno's 26.0. 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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scorecard1 real difference Β· 5 level
Cogno versus ThreeAI: the parameters behind the verdict, then further details
ParameterCognoThreeAI
PriceFreeFree
Update frequencyEvery 8 monthsβ€”
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad, iPod β€” better
Requires iOS26.015.5 β€” better
Further details β€” not scored
Size58 MB8 MB
Age rating4+12+
DeveloperYuichi MatsuokaJeffrey Lawrence

In-app purchases

None

Cogno

No in-app purchases

None

ThreeAI

No in-app purchases

Questions

Is Cogno free?
Cogno is free to download, with no in-app purchases.
Is ThreeAI free?
ThreeAI is free to download, with no in-app purchases.
Do Cogno or ThreeAI have ads?
Neither Cogno nor ThreeAI shows ads.

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