ThreeAI vs Eira
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
ThreeAI
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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.
Eira
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Eira is a private AI assistant that lives entirely on your device. Unlike cloud chatbots, Eira runs on-device language models. Your questions are answered right on your device. Nothing you type is ever sent to a server, and Eira works even with no internet connection at all. YOUR CONVERSATIONS BELONG TO YOU ⢠No account, no sign-up, no API keys ⢠No cloud processing: all inference happens on device ⢠No analytics, no tracking, no ads ⢠Works fully offline A CHAT EXPERIENCE THAT FEELS NATIVE ⢠Opens straight into your last conversation ⢠Streaming responses you can stop mid-answer ⢠Unlimited conversations with search across every message ⢠Pin your favorites and rename chats to stay organized ⢠Copy any answer or export whole conversations as Markdown MAKE IT YOURS ⢠Light and dark themes in a warm, focused palette ⢠Three accent colors: Royal Gold, Razzmatazz, and Cobalt Blue PRIVATE BY DESIGN Eira stores your conversations only on your device. There is no Eira server, and the app makes no network connections. When we say your conversations belong to you, it's not a slogan ā it's the architecture. REQUIREMENTS Eira needs an iPhone that supports Apple Intelligence with Apple Intelligence turned on in Settings, running iOS 26 or later. Your conversations belong to you.
Screenshots
Verdict
The clearest difference is device support: ThreeAI at 3 against Eira's 1. ThreeAI also leads on iOS requirement (15.5 vs 26.0). On price, ads and in-app purchases there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | ThreeAI | Eira |
|---|---|---|
| Price | Free | Free |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod ā better | iPhone |
| Requires iOS | 15.5 ā better | 26.0 |
| Further details ā not scored | ||
| Size | 8 MB | 1 MB |
| Age rating | 12+ | 12+ |
| Developer | Jeffrey Lawrence | Dulio Denis |
In-app purchases
ThreeAI
No in-app purchases
Eira
No in-app purchases









