Plain vs TextFlow
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Grammar and spell check
- Seamless translation
- AI-powered answers
- Tone adjustment
- Text paraphrasing
- Response generation
- Text continuation
- Synonym finder
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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
TextFlow
Enhance your writing with an AI-powered keyboard that offers instant grammar checks, translation, tone adjustment, and content generation. It seamlessly integrates with all your iPhone apps, ensuring your messages are always clear and effective.
- Instant grammar and spelling checks
- Translate text into 10+ languages
- Adjust writing tone (professional, playful, etc.)
- AI-powered text generation
- Works across all iPhone apps
- Privacy-focused with no data storage
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Welcome to TextFlow, your go-to AI keyboard for iPhone that works with every app you love. Whether you're crafting an email, sending a quick text, or updating your status, TextFlow is your reliable writing partner. Here's the scoop on what makes it so handy: Instant Grammar Checks: Typos be gone! TextFlow smooths out your spelling and grammar snags on the fly, so you always sound sharp. Translate in a Tap: Chat across borders without skipping a beat. TextFlow translates your words into 10+ languages instantly, right where you are. Tone it Right: Want to sound professional, playful, or anything in between? TextFlow's tone changer tweaks your text to hit the right note, every time. AI at Your Fingertips: Need a quick email or a creative caption? Just ask TextFlow to write it for you. It's smart, swift, and always ready to help. Works in All Your Apps: TextFlow isn't just for one app – it's for all of them. Wherever you're typing on your iPhone, TextFlow is there too, integrating smoothly with a single tap. TextFlow is fun, friendly, and super easy to use. It's great for those quick messages and long-form pieces alike. And your privacy? That's a top priority. We keep your conversations secure and private, with no data storage. Get started with our free daily credits, or enjoy the full TextFlow experience with our subscription plan. Download TextFlow now and take your typing to the next level, wherever you write! Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is update cadence: TextFlow at every 4 days against Plain's every 4 months. Plain's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). 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
Both are free to download. Plain sells 3 in-app purchases, starting at $4.99 per 7 days and TextFlow sells 5 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.
Plain ships an update every 4 months, TextFlow every 4 days. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.
| Parameter | Plain | TextFlow |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (5 ratings) — better |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | — | 5 — better |
| Update frequency | Every 4 months | Every 4 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 26 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | MOBIVERSITE YAZILIM BILISIM REKLAM VE DANISMANLIK HIZMETLERI SANAYI TICARET LIMITED STI | Jagruthi Balagatte Mohandas |
Customer experience
Plain
TextFlow
In-app purchases
Plain
- 1 Week PRO$4.997 Days
- 1 Month PRO$9.991 Month
- 1 Year PRO$39.991 Year
TextFlow
- All Access - Weekly3 Days trial$3.997 Days
- All Access - Weekly3 Days trial$5.997 Days
- All Access - Annual$39.991 Year
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- All Access - Annual$59.991 Year
- All Access - Annual$99.991 Year








