Card Master vs EchoEnglish
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Card Master
This intelligent learning assistant uses a scientific memory algorithm based on the forgetting curve model to schedule personalized review sessions. It supports rich media notes, LaTeX, and code blocks, making it ideal for students, language learners, and professionals.
- Scientific memory algorithm (SM2)
- Personalized review scheduling
- Import Anki files (.apkg)
- Multi-dimensional note management
- Rich media support (images, audio, video)
- LaTeX equation editor
- Code highlighting
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【Master the Forgetting Curve, Remember Everything Efficiently】 Card Master is an intelligent learning assistant powered by a scientific memory algorithm. It uses a proven forgetting curve model to schedule personalized review sessions, helping you effortlessly retain important information—whether you’re learning a language, preparing for medical or law exams, or capturing fleeting ideas. Why Choose Card Master? Clean and elegant user interface Scientific memory algorithm: Based on SuperMemo and Anki’s spaced repetition system (SM2), it dynamically adjusts review frequency to maximize retention. Powerful import function: Supports one-click import of Anki files (.apkg), making it easy to transition from other learning tools. Multi-dimensional note management: Use tags to organize notes and support text, images, audio, video, tables, LaTeX formulas, scanned documents, and even code blocks—perfect for all learning scenarios. Key Features ▸ Smart review scheduler: Adapts to your memory performance for painless long-term retention. ▸ Rich media support: Insert images, audio, video, checklists, and even annotate images or extract text from them. ▸ Professional content tools: LaTeX equation editor, code highlighting, text styling (superscript, subscript, links, code snippets), and online media playback. ▸ Efficiency boosters: Background audio playback, keyboard shortcuts, find-and-replace text, and customizable fonts to enhance focus. Perfect For: ▸ Students (postgraduate entrance exams, CET-4/6, finals) ▸ Language learners (vocabulary and grammar for English, Japanese, etc.) ▸ Professionals (certification exams, business knowledge, speech memorization) ▸ Civil service exam candidates (general knowledge review, practice tests) —— Whether you’re a student, exam taker, or knowledge worker, Card Master simplifies learning and turns memory into a habit. Download now and begin your journey toward efficient, scientific learning! ——
EchoEnglish
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EchoEnglish 是一款面向中文使用者的一站式英语学习 App,覆盖听、说、读、写四大能力。 核心功能: - 听力训练:精选音频与听写练习,提升辨音能力。 - 口语评测:集成本地语音识别,实时对你的发音进行打分与纠正。 - 阅读理解:海量阅读文章与分级题库,答完自动进入下一篇。 - 词汇积累:结合例句与语音,帮助高效记忆单词。 - 语音合成:支持英文 TTS,随时跟读模仿。 离线语音识别让练习不受网络限制,界面简洁,适合学生、职场人士及备考用户。 立即下载 EchoEnglish,开启你的英语进阶之旅!
Screenshots
Verdict
Card Master and EchoEnglish are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Neither carries in-app purchases, so what you see is what you pay.
Card Master ships an update every 3 weeks, EchoEnglish every 5 weeks. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.
| Parameter | Card Master | EchoEnglish |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 weeks — better | Every 5 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 22 MB | 226 MB |
| Age rating | 17+ | 4+ |
| Developer | 秀娟 牛 | Yunhai Sui |
In-app purchases
Card Master
No in-app purchases
EchoEnglish
No in-app purchases









