Comparison

Chatform vs Subtext

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

Head to head
About

Chatform

Enhance your communication with AI-powered tools for writing, translation, and summarization. This app offers an advanced AI keyboard to elevate your typing and provides instant answers to queries, helping you master language and express yourself with confidence.

Highlights
  • AI keyboard for enhanced typing
  • Text rephrasing and rewording
  • Translation of languages
  • Summarization of text
  • Grammar correction
  • Instant query answers
Features
Read full description

Speak naturally. Rewrite instantly. Send polished messages anywhere. Chatform is an AI writing keyboard for iPhone and iPad that helps you turn rough thoughts into clear, confident text inside any app. Use your voice to dictate messages, emails, notes, and replies — then rewrite them in the tone you need before you send. It works directly inside your favorite apps, including Messages, WhatsApp, Gmail, LinkedIn, Slack, Notes, Instagram, and more. No switching apps. No copy and paste. Just speak, rewrite, and send. Why people use Chatform • AI writing keyboard: Write better messages directly from your keyboard in any app. • Voice typing that sounds polished: Speak naturally and Chatform turns your words into clean, formatted text. • Rewrite in any tone: Make your message sound professional, friendly, concise, confident, or natural. • Fix awkward wording: Improve grammar, clarity, and phrasing before you send. • Faster replies: Turn messy thoughts into ready-to-send messages in seconds. • Works everywhere you type: Use Chatform in texting apps, email, social media, notes, work apps, and more. • Great for non-native English speakers: Say what you mean and make it sound clear, fluent, and natural. Chatform is built for everyday writing: quick texts, professional emails, LinkedIn replies, social posts, notes, and anything else you type on your phone. Whether you are walking, commuting, working, or replying between meetings, Chatform helps you write faster and sound better. Speak. Rewrite. Send. Privacy Policy: https://chatformapp.com/privacy Terms of Use: https://chatformapp.com/terms

About

Subtext

Enhance your written communication with an AI assistant that helps you compose, refine, and analyze messages. It smooths interactions, removes emotional triggers, and ensures your words are clear, calm, and authentic, fostering better relationships and mental well-being.

Highlights
  • AI message composition and enhancement
  • Grammar, spelling, and sentence correction
  • Tone analysis and word tuning
  • Response and reply generation
  • Message analysis for triggers and aggression
  • AI humanizer for natural messaging
Read full description

Subtext AI is your writing and communication assistant for everyday messages, replies, and difficult conversations. Use it for texts, emails, dating conversations, work replies, group chats, follow-ups, check-ins, and those moments when you know what you want to say but not exactly how to say it. WHO IT'S FOR - People who rewrite the same message five times before sending - Overthinkers, over-editors, and anyone wondering "does this sound okay?" - People navigating sensitive conversations, follow-ups, boundaries, or unexpected replies - Anyone who wants their writing to better match their intention WHAT SUBTEXT DOES - Message Analyzer: Review tone, clarity, and how your message may come across. Spot wording that could feel unclear, too harsh, too passive, or easy to misread. - Writing Coach and Proofreader: Understand why certain phrases need work and how to improve them. Fix grammar, spelling, and sentence structure automatically. - Smart Reply and Response Generator: Generate or improve replies based on conversation context. Paste a screenshot or type the conversation, and get response options that fit. - Tone Tuner: Make your message warmer, clearer, shorter, softer, firmer, or more professional. - Rewriter and Rephraser: Turn rough drafts, scattered notes, and half-finished thoughts into polished messages. - Context Summary: Paste a full conversation and get a breakdown of the key points, possible tone and intent, and reply options. USE IT FOR - Turning drafts and notes into clear messages - Proofreading before you hit send - Quick replies when you're not sure what to say - Navigating sensitive or emotionally loaded conversations - Setting boundaries without overexplaining - Following up on unanswered messages - Work emails and professional communication - Group chats, dating, friendships, and family messages - Exploring how a message might be interpreted before sending WHY PEOPLE USE IT - Write with less second-guessing - Say what you mean without overexplaining or underexplaining - Avoid wording that may come across the wrong way - Get practical, real-time feedback that helps you improve over time - Keep your own voice while making sure your message is clear Subtext uses AI to analyze tone, suggest improvements, and help you communicate with more confidence, one message at a time. Subtext is a writing and communication assistant. It does not provide therapy, diagnosis, or medical advice. AI suggestions may not always be accurate or appropriate. Review messages before sending.

Screenshots

Chatform4 screens
Subtext4 screens

Verdict

The call

The clearest difference is ads: Chatform at none against Subtext's shown. Chatform also leads on update cadence (weekly vs every 2 weeks) and ratings volume (77 vs 21). Subtext's advantage is iOS requirement (15.6 vs 18.0). On price, rating, review sentiment 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. Chatform sells 3 in-app purchases, starting at $1.99 per 7 days and Subtext sells 10 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.9 for Chatform against 4.9 for Subtext. Both are backed by a comparable volume of ratings — 77 and 21 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Chatform ships an update weekly, Subtext every 2 weeks. The most recent releases landed on November 7, 2026 and November 8, 2026 respectively.

Scorecard4 real differences · 6 level
Chatform versus Subtext: the parameters behind the verdict, then further details
ParameterChatformSubtext
PriceFreeFree
Rating4.9 (77 ratings)4.9 (21 ratings) — better
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings77 — better21
Update frequencyWeekly — betterEvery 2 weeks
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.015.6 — better
Further details — not scored
Size66 MB86 MB
Age rating4+4+
DeveloperEugeny PopovANTON LICHT

Customer experience

Chatform

All ratings78 ratings
Positive98.7%
Neutral0.0%
Negative1.3%
Written reviews105 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Subtext

All ratings21 ratings
Positive95.2%
Neutral4.8%
Negative0.0%
Written reviews28 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Chatform

Not enough reviews yet to summarise bugs or requests.

Subtext

Requested features

1 request
  • Free trial example

In-app purchases

3 purchases

Chatform

Subscriptions3
  • No Limits (Weekly)7 Days trial$1.997 Days
  • No Limits (Monthly)7 Days trial$3.991 Month
  • No Limits (Yearly)7 Days trial$29.991 Year
10 purchases

Subtext

Subscriptions10
  • Weekly Subscription7 Days trial$2.997 Days
  • Weekly Subscription$4.997 Days
  • Weekly Subscription$5.997 Days
Show 7 more
  • Weekly Subscription3 Days trial$6.997 Days
  • Monthly Subscription$9.991 Month
  • Yearly Subscription$39.991 Year
  • Yearly Subscription7 Days trial$49.991 Year
  • Yearly Subscription$49.991 Year
  • Yearly Subscription3 Days trial$69.991 Year
  • Yearly Subscription7 Days trial$89.991 Year

Questions

Is Chatform free?
Chatform is free to download, with in-app purchases available.
Is Subtext free?
Subtext is free to download, with in-app purchases available.
Which has better reviews, Chatform or Subtext?
Subtext is rated higher. Chatform averages 4.9 out of 5 from 77 ratings, while Subtext averages 4.9 from 21 ratings.
Do Chatform or Subtext have ads?
Subtext shows ads; Chatform does not.
Which is updated more often, Chatform or Subtext?
Chatform ships an update weekly, and Subtext every 2 weeks. Most recently, Chatform was updated on November 7, 2026 and Subtext on November 8, 2026.

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