Comparison

Plain vs Chat Bolt AI

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

Head to head
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

About

Chat Bolt AI

This AI-powered assistant leverages advanced language models to help with writing, research, translation, and coding. It offers features like instant answers, grammar checking, and content generation for various professional and creative tasks.

Highlights
  • Instant AI answers
  • AI writing assistance
  • Content generation
  • Language translation
  • Grammar and spelling checker
  • Code generation and verification
  • Resume and CV builder
Features
Read full description

Elevate your daily routine with the incredible power of AI through Chat Bolt, powered by the ChatGPT API and GPT-4 model. Chat Bolt offers a wide range of AI chat capabilities, including: Instant Answers: Get prompt and impressive answers to your questions, thanks to the powerful ChatGPT API and GPT-4 model. AI Writing Assistant: Easily tackle various writing tasks, from crafting essays to composing emails, chat responses, and more. Chat Bolt can even generate product descriptions and restaurant reviews. Unleash Creativity: Use Chat Bolt to create poems, song lyrics, brainstorm proposals, conduct research, and work on theses. Practice Any Language: Translate standard English text into your desired language with Chat Bolt's multilingual capabilities. Establish Authenticity: Detect sentiment or add genuine emotion and personality to your writing. Grammar and Spelling Checker: Quickly correct grammatical, spelling, and punctuation errors in your English text. Expert Text Structure & Summarizer: Simplify complex text, create summaries, and ensure information flows naturally and clearly. Code Guru: Write and verify programming code, transform text into programmatic commands, and prevent potential bugs. CV Builder: Craft professional resumes, cover letters, and standout LinkedIn profiles. Smart Speechwriter: Create powerful speeches that captivate and inspire your audience. Study Advisor: Receive easy-to-remember study notes for various topics. Download Chat Bolt now and experience the future of AI chat assistants on iOS. TERMS OF USE: http://ovoshi.media/terms-of-use/ PRIVACY POLICY: http://ovoshi.media/Privacy-Policy/

Screenshots

Plain4 screens
Chat Bolt AI4 screens

Verdict

The call

The clearest difference is review sentiment: Chat Bolt AI at 100% against Plain's 50%. Chat Bolt AI also leads on update cadence (every 5 days vs every 4 months). On price, ads, in-app purchases and monetization model 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. Plain sells 3 in-app purchases, starting at $4.99 per 7 days and Chat Bolt AI sells 8 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Plain ships an update every 4 months, Chat Bolt AI every 5 days. Both last shipped on November 3, 2026.

Scorecard2 real differences · 8 level
Plain versus Chat Bolt AI: the parameters behind the verdict, then further details
ParameterPlainChat Bolt AI
PriceFreeFree
Rating—4.4 (7 ratings) — better
Positive reviews50.0% of reviews100.0% of reviews — better
Number of ratings—7 — better
Update frequencyEvery 4 monthsEvery 5 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better16.0
Further details — not scored
Size26 MB21 MB
Age rating4+4+
DeveloperMOBIVERSITE YAZILIM BILISIM REKLAM VE DANISMANLIK HIZMETLERI SANAYI TICARET LIMITED STIOV MEDIA

Customer experience

Plain

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

Chat Bolt AI

All ratings7 ratings
Positive85.7%
Neutral0.0%
Negative14.3%
Written reviews8 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

Plain

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

Chat Bolt AI

Subscriptions8
  • Weekly3 Days trial$4.997 Days
  • 3-Day Free Trial$7.997 Days
  • 7-Day Full Access$7.997 Days
Show 5 more
  • Monthly$9.991 Month
  • 3-Day Free Trial$14.997 Days
  • Monthly$14.991 Month
  • Monthly$19.991 Month
  • Yearly$79.991 Year

Questions

Is Plain free?
Plain is free to download, with in-app purchases available.
Is Chat Bolt AI free?
Chat Bolt AI is free to download, with in-app purchases available.
Do Plain or Chat Bolt AI have ads?
Neither Plain nor Chat Bolt AI shows ads.
Which is updated more often, Plain or Chat Bolt AI?
Plain ships an update every 4 months, and Chat Bolt AI every 5 days. Most recently, Plain was updated on November 3, 2026 and Chat Bolt AI on November 3, 2026.

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