TextRefiner vs Ninput
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TextRefiner
Enhance your written communication with AI-powered text refinement tools. Craft clearer and more precise messages for any situation, from important emails to quick texts, with an intuitive interface designed for on-the-go use.
- AI text refinement
- Message precision and clarity
- Intuitive user interface
- On-the-go message editing
- Communication confidence
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Introducing TextRefiner - the ultimate iOS app for refining your text messages. With the power of AI models, TextRefiner provides you with advanced tools to help you craft and refine your messages with precision and clarity. Our intuitive and user-friendly interface makes it easy to refine your messages on the go, so you can communicate with confidence and efficiency. Whether you're sending an important email or a quick text, TextRefiner has got you covered.
Ninput
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Ninput - Local AI Smart Keyboard Transform your typing experience with Ninput, an intelligent keyboard powered by local AI models. Unlike traditional autocomplete, Ninput uses Foundation Models to understand context and intelligently predict words, phrases, and complete sentences, dramatically improving your typing efficiency. 【KEY FEATURES】 1. Smart AI Completion Advanced AI models analyze your context and current input to provide intelligent predictions for words, phrases, and sentences. 2. 100% Local Processing All AI processing happens entirely on your device. Your data never leaves your device, ensuring complete privacy and security. 3. Works Offline No internet connection required. AI features work seamlessly even without network access. 4. Fast & Responsive Local processing means instant suggestions with no network latency. 5. Privacy First Your typing data stays on your device. No data collection, no cloud uploads, no tracking. 【HOW IT WORKS】 Ninput uses Foundation Models to understand the context of your conversations and predict what you want to type next. Simply start typing, and the keyboard intelligently suggests completions that match your writing style and context. 【REQUIREMENTS】 * iOS 26.0 or later * Full Access permission required for AI features * First-time use requires model loading (one-time setup) -------------------- 【SUBSCRIPTION INFORMATION】 1. Pro Subscription Unlock unlimited AI prediction features with a Pro subscription. Choose from monthly or yearly plans to access unlimited AI prediction features, no daily quota restrictions, and access to all pro features. 2. Subscription Plans * Monthly Subscription: $1.99 per month * Yearly Subscription: $9.99 per year 3. Free Trial New users receive a free daily trial of 50 words to experience AI features. After the daily quota is used, the keyboard continues to work normally for regular input, but AI predictions will be unavailable until the next day or when you subscribe. Your daily quota resets automatically each day. 4. Auto-Renewal Your subscription will automatically renew unless you cancel at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. 5. Cancel Subscription You can cancel your subscription at any time in your Apple ID account settings. After canceling, you will continue to have access to subscription features until the end of the current billing period. 6. Manage Subscription To manage your subscription, go to Settings > [Your Name] > Subscriptions, or visit https://apps.apple.com/account/subscriptions 7. Privacy & Terms * Privacy Policy: https://www.ningdom.com/privacy.html * Terms of Service: https://www.ningdom.com/terms.html
Screenshots
Verdict
The clearest difference is in-app purchases: TextRefiner at none against Ninput's 2. TextRefiner also leads on iOS requirement (16.0 vs 26.0). Ninput's advantage is update cadence (every 3 months vs every 11 months). On price, ads and device support 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. Ninput sells 2 in-app purchases, starting at $1.99 per month. TextRefiner asks for nothing beyond the download.
TextRefiner ships an update every 11 months, Ninput every 3 months. The most recent releases landed on October 10, 2026 and October 4, 2026 respectively.
| Parameter | TextRefiner | Ninput |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 11 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 6 MB | 6 MB |
| Age rating | 17+ | 4+ |
| Developer | 志亮 黎 | Beijing Ningdom Technology Co., Ltd. |
In-app purchases
TextRefiner
No in-app purchases
Ninput
- Monthly$1.991 Month
- Yearly$14.991 Year









