LiTeX vs SogaType
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LiTeX
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LiTeX is a powerful yet intuitive LaTeX equation editor for iOS. Perfect for students, scientists, engineers, and educators who need to write, render, and share mathematical expressions on the go. Perfect For: Taking Notes - Capture complex equations in your digital notes with proper mathematical notation - Integrate LaTeX equations seamlessly into your note-taking workflow - Keep all your scientific notes beautifully formatted and professional Studying & Learning - Create study materials with properly formatted mathematical expressions - Build your personal equation library for quick reference - Study math, physics, chemistry, and advanced sciences with clarity Presentations & Slideshows - Generate high-quality equation images for Keynote, PowerPoint, or Google Slides - Export equations instantly and paste them into any presentation - Impress with professional-looking mathematical notation in every slide Research & Papers - Write equations for research papers and academic documents - Share equation images via email or collaboration apps - Maintain consistency in your mathematical notation across documents Homework & Assignments - Solve problem sets with properly formatted equations - Share your work with teachers and classmates - Document your mathematical thinking clearly Key Features: Live Equation Editor - Write LaTeX equations with real-time preview - Support for multiple math modes: align, display, inline, and text - Adjustable font sizing for optimal readability - Beautiful, fast rendering with KaTeX TeXBoard - Smart Command Library - Quick access to 50+ commonly used LaTeX commands and symbols - Pre-built templates for fractions, roots, operators, and calculus notation - Save and manage your custom commands for frequently used expressions - One-tap insertion for efficient editing Export & Share - Capture equation previews as high-quality images - Share directly to Messages, Mail, Notes, or Files - One-click copy to paste into presentations and documents Customization - Choose from custom accent colors to personalize your workspace - Dark and light mode support - Multi-language support (English, Traditional Chinese) - Fully localized interface Smart Assistance - Interactive tips to guide new users - Responsive keyboard integration - Context-aware preview generation
SogaType
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SogaType is a keyboard that listens. Tap the mic, speak naturally, and your words appear in the text field as you talk. When you stop, AI polishes punctuation and obvious mis-hearings in place. Your original text is never deleted. • Live dictation in any app: Messages, Notes, LINE, WhatsApp, mail • Speak in Chinese, English, Japanese or Korean (on-device recognition) • One tap to translate what you said: English ⇄ Chinese, Japanese → English, Korean → English, and 30+ more languages • Type, too: Zhuyin / Cangjie for Chinese, 12-key flick or romaji for Japanese, 2-set for Korean • Custom vocabulary so names and brand terms come out right • Long-press Delete, then swipe up to clear the field Recognition runs on your iPhone. Text is sent to our server only for AI correction and translation. Membership (optional): unlimited AI correction and translation on every platform, as a monthly or yearly auto-renewable subscription. Payment is charged to your Apple account; it renews automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel in your App Store account settings. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://voicetype.tvsoga.com/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: LiTeX at none against SogaType's 4. SogaType's advantage is update cadence (every 3 days vs every 5 weeks) and iOS requirement (15.0 vs 26.2). 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. SogaType sells 4 in-app purchases, starting at $1.99 per month. LiTeX asks for nothing beyond the download.
LiTeX ships an update every 5 weeks, SogaType every 3 days. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.
| Parameter | LiTeX | SogaType |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 weeks | Every 3 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 26.2 | 15.0 — better |
| Further details — not scored | ||
| Size | 21 MB | 53 MB |
| Age rating | 4+ | 4+ |
| Developer | CHENG WEI TUNG | 搜咖科技股份有限公司 |
In-app purchases
LiTeX
No in-app purchases
SogaType
- SogaType Premium Monthly$1.991 Month
- Premium + Remote Desktop (Monthly)$2.991 Month
- SogaType Premium Yearly$19.991 Year
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- Premium + Remote Desktop (Annual)$29.991 Year









