Comparison

Mimi AI vs ChatEngine

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

Head to head
About

Mimi AI

Features
Read full description

Meet Mimi โ€” your private AI assistant that lives entirely on your device. No cloud. No accounts. No tracking. Your conversations stay yours, always. Unlike other AI apps, Mimi never sends a single byte to any server. Everything runs locally on your iPhone or iPad โ€” even without internet. WHY MIMI Most AI assistants require an internet connection and send your data to remote servers. Mimi works differently. Your prompts, responses, and personal data never leave your device. No sign-up. No API keys. No subscriptions. KEY FEATURES Fully offline AI โ€” works anywhere, anytime, no Wi-Fi needed Zero data collection โ€” no accounts, no telemetry, no tracking Model Store โ€” browse and download curated AI models with one tap Three ready-to-use models โ€” MimiAI (compact), Llama 3B, and Mistral 7B Custom model import โ€” bring any GGUF model from Hugging Face or your files SHA-256 verification โ€” every model is cryptographically checked before use Smart context โ€” optionally connect Calendar, Contacts, Files, or Web for grounded answers Agent Memory โ€” Mimi remembers your preferences across conversations Multiple chat sessions โ€” organize and switch conversations instantly Advanced mode โ€” tune temperature, context length, top-p, and GPU layers WHAT YOU CAN DO Get instant answers without searching online Brainstorm ideas and draft messages privately Summarize documents and PDFs on-device Ask questions about your schedule or contacts Browse and research the web through Mimi Have a personal assistant that actually knows you PRIVACY BY DESIGN All AI processing happens on your device. Every integration โ€” Calendar, Contacts โ€” is strictly opt-in and disabled by default. You always control what Mimi can access. No exceptions. SYSTEM REQUIREMENTS iPhone or iPad running iOS 16 or later. At least 2 GB of free storage recommended for smaller models; larger models need more space and RAM. Download Mimi and experience AI that respects your privacy. DISCLAIMER Responses are generated by artificial intelligence and may not always be accurate. Please verify important information independently

About

ChatEngine

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ChatEngine is an Arabic-first AI assistant built for the Gulf and Arab region, with full English support. KEY FEATURES: - AI Chat โ€” Natural conversations in Arabic and English, powered by advanced language models. - Document Generation โ€” Create professional Word, Excel, PowerPoint, and PDF files instantly from a simple prompt. - AI Image Generation โ€” Generate high-quality images from text descriptions. - Smart Email Assistant โ€” Read, summarize, and reply to your emails with AI-powered assistance. - Web Search โ€” Get up-to-date answers with real-time web search built in. - Voice โ€” Talk to your assistant and hear natural voice responses. - Media Gallery โ€” All your generated content saved in one place. - Privacy-First โ€” Your data stays yours. We never use your private content to train AI models. Contact & support: support@chatengine.om Privacy Policy: https://chatengine.om/privacy Terms of Use (EULA): https://chatengine.om/terms

Screenshots

Mimi AI4 screens
ChatEngine3 screens

Verdict

The call

The clearest difference is in-app purchases: Mimi AI at none against ChatEngine's 2. ChatEngine's advantage is update cadence (daily vs weekly) and iOS requirement (15.0 vs 18.0). On price, ads and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. ChatEngine sells 2 in-app purchases, starting at $29.99 per month. Mimi AI asks for nothing beyond the download.

UpkeepUpdate frequency

Mimi AI ships an update weekly, ChatEngine daily. The most recent releases landed on November 9, 2026 and November 13, 2026 respectively.

Scorecard3 real differences ยท 3 level
Mimi AI versus ChatEngine: the parameters behind the verdict, then further details
ParameterMimi AIChatEngine
PriceFreeFree
Update frequencyWeeklyDaily โ€” better
AdsNoNo
In-app purchasesNo โ€” betterYes
DevicesiPhone, iPadiPhone, iPad, iPod โ€” better
Requires iOS18.015.0 โ€” better
Further details โ€” not scored
Size22 MB40 MB
Age rating12+9+
DeveloperAnuraj MauryaEngine Smart Solutions LLC

In-app purchases

None

Mimi AI

No in-app purchases

2 purchases

ChatEngine

Subscriptions2
  • Business$29.991 Month
  • ChatEngine Business$199.991 Year

Questions

Is Mimi AI free?
Mimi AI is free to download, with no in-app purchases.
Is ChatEngine free?
ChatEngine is free to download, with in-app purchases available.
Do Mimi AI or ChatEngine have ads?
Neither Mimi AI nor ChatEngine shows ads.
Which is updated more often, Mimi AI or ChatEngine?
Mimi AI ships an update weekly, and ChatEngine daily. Most recently, Mimi AI was updated on November 9, 2026 and ChatEngine on November 13, 2026.

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