Comparison

AI Chat Assistant vs Plain

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

Head to head
About

AI Chat Assistant

This AI assistant leverages advanced models like GPT-4o and Gemini to provide instant answers, generate creative text, summarize documents, and even write code. It acts as a versatile tool for productivity, learning, and creative tasks.

Highlights
  • Instant AI answers
  • AI writing assistant
  • Creative content generation
  • PDF summarization and translation
  • YouTube video summarization
  • AI keyboard integration
  • Code generation and debugging
Features
Read full description

AI Chat: Your Ultimate AI Assistant Powered by GPT-4o, Grok-2, DeepSeek-R1, and Gemini 1.5, AI Chat delivers an enhanced AI chatbot experience that can handle everything from writing and math homework to image generation and voice interaction. With a personalised assistant available on your iOS device, you can unlock endless possibilities for productivity, creativity, and learning. Key Features: - Instant Answers: AI Chat provides impressive, accurate responses to any question, thanks to its advanced AI models, ensuring you always get the best answers. - AI Writing Assistant: Whether it's essays, emails, tweets, or ad copy, AI Chat helps you craft professional, creative, and engaging text in various styles. It can also generate SEO content, meta descriptions, and product names, making writing tasks effortless. - Unleash Creativity: Create poems, song lyrics, music, brainstorm ideas for proposals, research topics, and even craft thesis statements with the help of your AI assistant. - PDF Master: Summarise, rewrite, or translate any PDF document. Get instant answers to questions about a document's content for a streamlined reading experience. - YouTube Pro: Understand YouTube videos instantly by pasting a video URL. Get summaries, rewrites, translations, and answers to your questions about the content. - AI Keyboard: Enhance your writing by generating text directly within any app, making it easy to craft responses and create content without leaving your current activity. - Language Practice: Translate text into multiple languages with ease and practice foreign languages in a seamless, interactive way. - Authenticity & Sentiment Detection: Add personality to your writing or classify tweets based on sentiment to ensure genuine, emotionally engaging communication. - Grammar & Spelling Checker: Quickly fix grammar, spelling, and punctuation errors to improve the quality and clarity of your writing. - Expert Text Summariser: Simplify complex content by converting meeting notes, articles, or research papers into concise, easy-to-understand summaries with natural flow. - Code Guru: Generate and debug code in real time. AI Chat helps you turn natural language into functional code for APIs, chatbots, and more. - CV Builder: Create professional resumes, cover letters, and LinkedIn profiles that stand out, plus generate custom interview questions to attract top candidates. - Smart Speechwriter: Deliver powerful, memorable speeches with help from AI Chat’s analogy maker, perfect for business presentations, school projects, or motivational talks. - Study Advisor: Need help with homework or studying? AI Chat creates easy-to-understand study notes and even solves math problems for you. Subscription: - Unlock premium features with our weekly and annual(save 81%) subscription plan! Enjoy unlimited access to advanced AI features, faster response times, and more. You can cancel anytime up to 24 hours before the renewal date to avoid being charged. - Terms & Conditions: https://logiclineinfotech.com/apps/ai-chat/terms - Privacy Policy: https://logiclineinfotech.com/apps/ai-chat/privacy-policy Download AI Chat today and unlock a world of intelligent conversations, productivity tools, and creative assistance at your fingertips!

About

Plain

This advanced AI-powered keyboard acts as your personal text assistant, offering features like grammar correction, translation, and tone adjustment. It helps you write, communicate, and generate text more effectively across all your applications.

Highlights
  • Grammar and spell check
  • Seamless translation
  • AI-powered answers
  • Tone adjustment
  • Text paraphrasing
  • Response generation
  • Text continuation
  • Synonym finder
Features
Read full description

Introducing Plain - AI Keyboard: Your Advanced Text Assistant! Why Plain? Plain isn't just another keyboard. It's your personal text assistant, powered by GPT-4, designed to elevate your writing experience across all apps. Whether you're chatting, working, or just exploring, Plain has got your back! FEATURES: - Grammar & Spell Check: Never second-guess your writing again! Plain automatically corrects any grammar or spelling mistakes in your text, ensuring you always put your best word forward. - Translate: Speak the global language! With Plain, your text is seamlessly translated to your desired language, with the source detected automatically. - Ask AI: Stuck on a question? Get instant answers on general knowledge topics. Just type, and let Plain provide the insights! - Tone Changer: Adapt your message to any situation. Specify a tone - be it friendly, professional, flirty, or any of our other options - and watch Plain craft your text accordingly. - Paraphrase: Say it differently, but keep the essence. Plain rephrases your text, maintaining the original tone, giving you a fresh perspective. - Reply: Never be at a loss for words. Enter a message, and Plain will generate a fitting response, making conversations smoother. - Continue Text: Extend your thoughts effortlessly. Provide a starting point, and let Plain continue your text in the same tone and context. - Find Synonyms: Expand your vocabulary! For any word you input, Plain offers a synonym, enriching your writing. Privacy & Security: Your privacy is our priority. Plain operates with transparency, ensuring your data remains secure and private. We value your trust! For any app-related queries, please send an email to info@mobiversite.com Privacy policy: https://www.mobiversite.com/privacypolicy Terms & Conditions: https://www.mobiversite.com/terms EULA: https://www.mobiversite.com/eula

Screenshots

AI Chat Assistant4 screens
Plain4 screens

Verdict

The call

The clearest difference is review sentiment: AI Chat Assistant at 100% against Plain's 50%. AI Chat Assistant also leads on update cadence (every 5 days vs every 4 months). Plain's advantage is monetization model (free with in-app purchases vs subscription) and device support (3 vs 1). On price, ads, in-app purchases and iOS requirement 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. AI Chat Assistant sells 3 in-app purchases, starting at $6.99 per 7 days and Plain sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

AI Chat Assistant ships an update every 5 days, Plain every 4 months. The most recent releases landed on October 20, 2026 and October 30, 2026 respectively.

Scorecard4 real differences · 6 level
AI Chat Assistant versus Plain: the parameters behind the verdict, then further details
ParameterAI Chat AssistantPlain
PriceFreeFree
Rating4.7 (33 ratings) — better—
Positive reviews100.0% of reviews — better50.0% of reviews
Number of ratings33 — better—
Update frequencyEvery 5 days — betterEvery 4 months
AdsNoNo
In-app purchasesYesYes
MonetizationSubscriptionFree with in-app purchases — better
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS16.015.0 — better
Further details — not scored
Size37 MB26 MB
Age rating12+4+
DeveloperMingo AIMOBIVERSITE YAZILIM BILISIM REKLAM VE DANISMANLIK HIZMETLERI SANAYI TICARET LIMITED STI

Customer experience

AI Chat Assistant

All ratings32 ratings
Positive93.8%
Neutral0.0%
Negative6.3%
Written reviews26 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Plain

Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

3 purchases

AI Chat Assistant

Subscriptions3
  • Weekly subscription$6.997 Days
  • Monthly Subscription$16.991 Month
  • Annual Plan (Best Offer)$49.991 Year
3 purchases

Plain

Subscriptions3
  • 1 Week PRO$4.997 Days
  • 1 Month PRO$9.991 Month
  • 1 Year PRO$39.991 Year

Questions

Is AI Chat Assistant free?
AI Chat Assistant is free to download, with in-app purchases available.
Is Plain free?
Plain is free to download, with in-app purchases available.
Do AI Chat Assistant or Plain have ads?
Neither AI Chat Assistant nor Plain shows ads.
Which is updated more often, AI Chat Assistant or Plain?
AI Chat Assistant ships an update every 5 days, and Plain every 4 months. Most recently, AI Chat Assistant was updated on October 20, 2026 and Plain on October 30, 2026.

Other comparisons