Comparison

ChatEngine vs Clause

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

Head to head
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

About

Clause

Features
Read full description

Stop signing documents you don't understand. Clause reads the legal language so you don't have to. Upload any lease, NDA, freelance contract, or service agreement and get a plain-English breakdown of every clause in seconds. YOUR PRIVACY IS THE PRODUCT Most apps send your documents to a server. Not Clause Contract Analyzer. All sensitive data is detected and redacted on your device before anything is analyzed. Your SSN, account numbers, home address erased locally, never transmitted. WHAT YOU GET • Risk score (0–100) so you know immediately how risky a contract is • Plain-English translation of every clause no law degree required • Color-coded severity: safe, attention, warning, and danger flags • Negotiation tips for every problematic clause • Financial obligations pulled out and listed clearly • Key deadlines, renewal dates, and notice periods highlighted • Rights you're waiving, spelled out in plain language • "Top 5 Things to Know" the most critical points, instantly BUILT FOR REAL PEOPLE Signing a lease? Know if your landlord can enter without notice, raise rent mid-lease, or keep your deposit without cause. Freelancer? Know if an NDA is overly broad, if an IP clause takes your side projects, or if a non-compete is enforceable. Small business owner? Know what you're actually agreeing to before the ink dries. HOW IT WORKS 1. Upload a PDF or photo of your document 2. Review what gets redacted (you control it) 3. Get your full risk analysis in seconds 4. Negotiate from a position of knowledge BUILT FOR REAL SITUATIONS Signing a lease? Find out if your landlord can enter without notice, raise your rent mid-lease, or legally keep your deposit. Freelancer? Know if an NDA is overly broad, if an IP clause takes ownership of your side projects, or if a non-compete is actually enforceable in your state. Small business owner? Know what you're agreeing to before the ink dries not after the dispute starts. Privacy Policy: https://frozen-world.com/privacy Terms of Use: https://frozen-world.com/terms

Screenshots

ChatEngine4 screens
Clause4 screens

Verdict

The call

ChatEngine and Clause are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. ChatEngine sells 11 in-app purchases, starting at $7.99 per 7 days and Clause sells 3 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

ScorecardNo meaningful differences
ChatEngine versus Clause: the parameters behind the verdict, then further details
ParameterChatEngineClause
PriceFreeFree
Rating4.7 (163 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings163 — better—
Update frequencyEvery 3 weeks—
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better17.6
Further details — not scored
Size61 MB23 MB
Age rating4+4+
DeveloperAIONIXRamadevi Somu

In-app purchases

11 purchases

ChatEngine

Subscriptions8
  • ChatHub 1 Week Pro$7.997 Days
  • ChatHub AI Plus-Weekly3 Days trial$7.997 Days
  • ChatEngine 1 Week Pro$9.997 Days
Show 5 more
  • ChatHub AI Plus-Weekly7 Days trial$9.997 Days
  • 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
3 purchases

Clause

Subscriptions2
  • Monthly$9.991 Month
  • Semi Annual$44.996 Months
One-time1
  • Single$3.99

Questions

Is ChatEngine free?
ChatEngine is free to download, with in-app purchases available.
Is Clause free?
Clause is free to download, with in-app purchases available.
Do ChatEngine or Clause have ads?
Neither ChatEngine nor Clause shows ads.

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