Comparison

Mosa AI vs ChatEngine

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

Head to head
About

Mosa AI

This app offers a diverse range of AI tools in a single interface. Engage in conversations with specialized AI experts, interact with fictional characters, and find practical solutions for sustainable living and daily tasks.

Highlights
  • Chat with AI Experts
  • Meet Fantasy Companions
  • Live Sustainably (DIY, Repair)
  • Discover Diverse AI Tools
  • Nutritional Guidance
  • Creative Roleplay
Features
Read full description

Unlock a world of possibilities with Mosa AI! Whether you want to chat with specialized AI experts, bring fantasy characters to life, live more sustainably, or simplify daily tasks, Mosa AI brings diverse AI tools together in one beautiful app. What you can do with Mosa AI: - Chat with AI Experts: Get insights and assistance from AIs like our Calorie Tracker for nutritional guidance, or explore other specialized experts. - Meet Fantasy Companions: Engage in imaginative conversations and roleplay with unique fictional characters. - Live Sustainably: Turn unwanted items into cool DIY projects with Upcycle AI or follow easy guides to fix broken things with Repair AI. - Discover AI Tools: Explore a growing collection of intelligent tools designed to help, create, and entertain. Why you'll love Mosa AI: A versatile suite of AI tools in one app. - Engaging chats, creative prompts, and practical solutions. - Beautiful, easy-to-use interface. - Promotes creativity, learning, and sustainability. Download Mosa AI and explore the power of AI today! Privacy Policy: https://www.joyolabs.com/upcycle-ai/privacy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

ChatEngine

This AI assistant leverages advanced models like GPT-5 and Gemini to help with writing, image generation, document summarization, and problem-solving. It offers a suite of tools for creative tasks, productivity boosts, and academic assistance.

Highlights
  • AI text generation
  • AI image generation
  • Document summarization and rewriting
  • Image-to-text conversion (OCR)
  • AI homework helper
  • Resume and cover letter builder
Read full description

Meet ChatEngine – Your Ultimate AI Chat Assistant Say hello to ChatEngine, your all-in-one intelligent chatbot built on today’s most advanced large language models. This powerful AI assistant is designed to streamline your daily workflow, enhance productivity, and ignite your creativity—helping with everything from writing and problem-solving to brainstorming and beyond! What can ChatEngine do? Explore our full range of smart, versatile, and practical features designed to simplify your life: AI WRITING & TEXT GENERATION TOOL This intelligent writing assistant can craft compelling copy, social posts, speeches, and creative outlines. It functions as a professional AI editor that can proofread, refine, and elevate your text instantly. CREATIVE AI IMAGE GENERATOR Turn your words into art! Simply describe what you want, and ChatEngine transforms your ideas into stunning visuals. Ready to create your first AI-generated masterpiece? SMART DOCUMENT CENTER Effortlessly translate, proofread, or analyze text materials with your personal pocket assistant. Break down long paragraphs and extract core information seamlessly. IMAGE-TO-TEXT CONVERTER (OCR) Share any photo, document snippet, or screenshot, and ChatEngine’s advanced text recognizer will extract the characters accurately and instantly. TAILORED AI EXPERTS ChatEngine features a specialized crew of smart assistants! Whether you are exploring business planning concepts, researching general learning topics, or practicing a new language, your dedicated AI crew is always ready to assist. EFFORTLESS SUMMARY CREATOR Powered by industry-leading AI infrastructure, ChatEngine acts as your summarizing superpower. It condenses lengthy content, long articles, or busy transcripts into clear, concise key points. DAILY PRODUCTIVITY PARTNER Need to structure a professional sales email or format a business proposal? ChatEngine has you covered. Utilize our specialized templates to craft professional materials and boost your work efficiency in minutes. LEARNING & CONCEPT HELPER ChatEngine makes tough concepts easy to grasp. It helps you break down complex logic step-by-step, providing clear explanations for mathematics, science, and languages. ADVANCED AI VISION Need a photo caption, recipe inspiration, or design context? Just upload an image and let AI Vision provide helpful tips, creative analysis, and instant visual interpretation. CURATED PROMPT LIBRARY Access a rich collection of ready-made prompts for any task—from video scripts to career planning outlines. These pre-configured inputs spark immediate inspiration and streamline your workflow. Simplify your daily tasks, unleash your imagination, and achieve more—all inside one secure application. Experience the true potential of modern AI with ChatEngine today! PREMIUM SUBSCRIPTION Subscribe to unlock unlimited access and higher token capacity for all premium features. Subscription plans automatically renew through your App Store account according to your selected billing cycle (weekly, monthly, or annually) unless auto-renew is turned off at least 24 hours prior to the end of the current period. Privacy Policy: https://sites.google.com/view/chatengineprivacypolicy Terms of Use: https://sites.google.com/view/chat-engine-terms-of-service

Screenshots

Mosa AI4 screens
ChatEngine4 screens

Verdict

The call

The clearest difference is review sentiment: ChatEngine at 100% against Mosa AI's 17%. ChatEngine also leads on rating (4.8 vs 4.5). Mosa AI's advantage is update cadence (every 6 days vs every 3 weeks). On price, ratings volume, ads and in-app purchases 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. Mosa AI sells 5 in-app purchases, starting at $6.99 per 7 days and ChatEngine sells 10 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

ChatEngine holds the better App Store score, 4.8 against 4.5. Both are backed by a comparable volume of ratings — 374 and 189 respectively. Written reviews point the same way: 17% of Mosa AI's written reviews are positive against 100% of ChatEngine's.

UpkeepUpdate frequency

Mosa AI ships an update every 6 days, ChatEngine every 3 weeks. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.

Scorecard3 real differences · 7 level
Mosa AI versus ChatEngine: the parameters behind the verdict, then further details
ParameterMosa AIChatEngine
PriceFreeFree
Rating4.5 (374 ratings)4.8 (189 ratings) — better
Positive reviews16.7% of reviews100.0% of reviews — better
Number of ratings374 — better189
Update frequencyEvery 6 days — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhoneiPhone, iPad — better
Requires iOS16.016.0
Further details — not scored
Size102 MB61 MB
Age rating4+4+
DeveloperJoyolabs dijital hizmetler anonim sirketiAIONIX

Customer experience

Mosa AI

All ratings368 ratings
Positive86.4%
Neutral2.4%
Negative11.1%
Written reviews12 reviews
Positive16.7%
Neutral0.0%
Negative83.3%

ChatEngine

All ratings163 ratings
Positive93.3%
Neutral1.8%
Negative4.9%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

5 purchases

Mosa AI

Subscriptions2
  • Weekly Access3 Days trial$6.997 Days
  • Weekly Access3 Days trial$7.997 Days
One-time3
  • Generates 3 AI Videos$2.99
  • Generates 5 AI Videos$6.99
  • Generates 10 AI Videos$9.99
10 purchases

ChatEngine

Subscriptions7
  • ChatHub 1 Week Pro$7.997 Days
  • ChatHub AI Plus-Weekly3 Days trial$7.997 Days
  • ChatEngine 1 Week Pro$9.997 Days
Show 4 more
  • ChatHub 1 Week Pro7 Days trial$19.997 Days
  • ChatHub AI Plus-Yearly$39.991 Year
  • ChatHub AI Plus-Yearly$59.991 Year
  • ChatEngine AI Plus-Yearly$99.991 Year
One-time3
  • chatengine_60_credits$4.99
  • chatengine_200_credits$14.99
  • chatengine_500_credits$29.99

Questions

Is Mosa AI free?
Mosa AI is free to download, with in-app purchases available.
Is ChatEngine free?
ChatEngine is free to download, with in-app purchases available.
Which has better reviews, Mosa AI or ChatEngine?
ChatEngine is rated higher. Mosa AI averages 4.5 out of 5 from 374 ratings, while ChatEngine averages 4.8 from 189 ratings.
Do Mosa AI or ChatEngine have ads?
Neither Mosa AI nor ChatEngine shows ads.
Which is updated more often, Mosa AI or ChatEngine?
Mosa AI ships an update every 6 days, and ChatEngine every 3 weeks. Most recently, Mosa AI was updated on November 4, 2026 and ChatEngine on November 5, 2026.

Other comparisons