Comparison

Chatosai vs teemoon

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

Head to head
About

Chatosai

Features
Read full description

Stop switching between AI apps. Chatosai brings GPT, Gemini, Grok, and DeepSeek into one seamless interface so you can access the AI revolution without the app clutter. COMPARE AI MODELS SIDE-BY-SIDE Ask the same question to multiple AI models and see different perspectives instantly. When accuracy matters, the best model often depends on the task. REAL-TIME WEB SEARCH Don't wait for AI training data to catch up. Search the internet in real-time and get current information on any topic: weather, news, stocks, research, and more. INTELLIGENT MODEL ROUTING Let Chatosai automatically pick the best model for your question, or choose manually. Each AI excels at different tasks: we match the tool to the job. WORKS OFFLINE & ONLINE Full conversation history syncs across all your devices. Start on iPhone, continue on your Mac. Your data stays private with end-to-end encryption. FEATURES THAT MATTER - Fast response times: no waiting - Unlimited messages on free tier - Chat history & conversation management - Document analysis for PDFs and images - Dark mode for night browsing - Voice chat coming soon - No watermarks, no nonsense PRIVACY-FIRST DESIGN We don't train on your conversations. Your data is yours. Enterprise-grade security with SOC 2 compliance. YOUR AI ADVANTAGE - Researchers: Compare model outputs to find the most accurate - Writers: Get multiple perspectives and creative angles - Developers: Debug with the best coding AI for each language - Professionals: Make better decisions with instant web-sourced insights - Learners: Understand topics from multiple expert viewpoints The future of AI isn't one model winning: it's choosing the right tool for the job. Chatosai is your command center. Available in English, Arabic, and German. Localized for 50+ countries.

About

teemoon

This app enables private AI chat by running models directly on your device or connecting to your own computer. It supports various local and cloud-based AI models, ensuring your conversations remain on your phone with no account or analytics.

Highlights
  • Private AI chat
  • On-device model execution
  • Connect to own computer
  • Bring-your-own-key support
  • No account or subscription
  • Open source
Features
Read full description

teemoon is a private AI chat app. there is no teemoon server. your phone talks directly to the model you pick. run a model on the phone, connect a computer you own, or paste a cloud API key. keys live in the iOS Keychain. chats stay on the device — SwiftData, no iCloud. • no account. no subscription. no analytics. • Gemma 4 on the phone via LiteRT. no key, works offline. • a computer you own is first-class: llama.cpp, ollama, lm studio, or any OpenAI-compatible server. • bring your own key (BYOK) for near.ai, OpenRouter, NVIDIA, Grok, Fireworks, or any OpenAI-compatible provider. that reaches Claude, GPT and Gemini, and open models like GLM, DeepSeek, Qwen and Kimi. • end-to-end encryption is near.ai's own TEE fleet only. every other cloud provider is TLS. the app says so on the row. • web search as a tool, through Brave, with the sources beside the reply. requires iOS 18.6 or later. fully open source under AGPL-3.0 — the whole client is at github.com/teemoonai/teemoon-ios.

Screenshots

Chatosai4 screens
teemoon4 screens

Verdict

The call

The clearest difference is in-app purchases: teemoon at none against Chatosai's 2. Chatosai's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 18.6). On price, update cadence and ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Chatosai sells 2 in-app purchases, starting at $19.99 per month. teemoon asks for nothing beyond the download.

UpkeepUpdate frequency

Chatosai ships an update every 5 days, teemoon weekly. The most recent releases landed on October 6, 2026 and October 18, 2026 respectively.

Scorecard3 real differences · 6 level
Chatosai versus teemoon: the parameters behind the verdict, then further details
ParameterChatosaiteemoon
PriceFreeFree
Rating—5.0 (2 ratings) — better
Number of ratings—2 — better
Update frequencyEvery 5 days — betterWeekly
AdsNoNo
In-app purchasesYesNo — better
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.1 — better18.6
Further details — not scored
Size52 MB118 MB
Age rating4+4+
DeveloperHasna Dedoushringzero ventures, LLC

In-app purchases

2 purchases

Chatosai

Subscriptions2
  • Premium Chatosai Monthly$19.991 Month
  • Premium Chatosai$199.991 Year
None

teemoon

No in-app purchases

Questions

Is Chatosai free?
Chatosai is free to download, with in-app purchases available.
Is teemoon free?
teemoon is free to download, with no in-app purchases.
Do Chatosai or teemoon have ads?
Neither Chatosai nor teemoon shows ads.
Which is updated more often, Chatosai or teemoon?
Chatosai ships an update every 5 days, and teemoon weekly. Most recently, Chatosai was updated on October 6, 2026 and teemoon on October 18, 2026.

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