SegLingo vs Readex
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SegLingo
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SegLingo – Create an Immersive AI English Reading Experience Want to improve your English reading and learning efficiency? SegLingo combines artificial intelligence with immersive reading design, helping you quickly understand English content while building your vocabulary. Whether it’s files, images, or camera scans, everything can be easily converted into smooth, readable eBooks. Intelligent translation and vocabulary management allow you to start an efficient learning journey anytime, anywhere. Key Features Multi-format File Upload Supports text, PDF, Word, images, and camera input Automatically recognizes English content and generates beautiful, readable offline eBooks Immersive Paragraph Reading The system splits eBook content into paragraphs, each with AI translation available Freely choose to show or hide translations Switch seamlessly between original text and translation Creates an immersive reading atmosphere, helping you understand without relying on translation AI Intelligent Translation Uses advanced large models, surpassing traditional dictionaries and mechanical translation Preserves context and literary style, helping you grasp the meaning faster Personalized Reading Experience Toggle paragraph-by-paragraph translation on or off Adjustable font size, line spacing, and layout Suitable for learners of all levels Use Cases Reading English novels, reports, and academic articles Studying professional English documents Daily reading and vocabulary accumulation for English learners Preparing for study abroad or professional courses Why Choose SegLingo? Smarter than traditional eBooks: built-in AI translation and immersive bilingual switching More natural than ordinary translation apps: retains original text structure to help develop language intuition More efficient than typical vocabulary notebooks: centralized management across files for easy review SegLingo is more than a reader—it’s your English learning assistant. Download now and start your immersive English reading journey! 【In-App Purchase Description】 Membership Benefits: Daily high-limit Tokens to meet your needs. Purchase cycle: 1 week (weekly subscription). Payment: Once the user confirms the purchase and completes the payment, it will be charged to the iTunes account. Renewal: The Apple iTunes account will automatically deduct the fee for renewal 24 hours before the expiration date, extending the subscription period by one cycle. 【Related Agreements】 User Agreement http://www.5258mall.com/seglingo/service_agreement_en.html Privacy Policy http://www.5258mall.com/seglingo/privacy_policy_en.html 【GET IN TOUCH】 Drop us a line: chuanwang315app@gmail.com Can't wait to hear your thoughts and make this app even better for you!
Readex
Enhance your English reading with this tool that integrates vocabulary learning directly into your reading flow. Look up words, save them to a contextualized vocabulary list, and review them with spaced repetition. Customize your reading experience and import your own EPUB and TXT files.
- Tap-to-define word lookup
- Contextualized vocabulary list
- Spaced repetition for memorization
- Customizable reading settings
- Import EPUB and TXT files
- Chapter and progress management
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读懂英文原著,从更顺畅的阅读开始 Readex 是一款面向英语学习者的阅读工具。它把“阅读”和“记单词”放在同一条流程里:读到哪里,学到哪里,尽量不打断你的阅读节奏。 核心体验 点词即查 • 轻点单词即可查看释义与发音,减少来回切换的打断 • 支持词形识别(如 running / ran → run),查词更准确 • 句子翻译与辅助理解,让你快速看懂当前语境 语境生词本 • 查过的单词可一键加入生词本,并自动保留所在句子语境 • 已收藏的单词在阅读时自动高亮,回读时一眼识别 • 可按书籍/文件查看与整理你的生词与语境记录 间隔复习 • 内置间隔复习机制,帮助你把生词从“见过”变成“记住” • 支持复习进度追踪,让学习更有节奏、更可持续 阅读与排版 • 支持多种字体、字号、行距、主题与夜间模式 • 默认页边距随设备与字号动态调整,并可保留书籍原有段距与缩进 • 划线高亮更贴合文字;选中文字可一步添加笔记 • 目录与进度管理,阅读过程更顺手 导入与管理 • 支持从“文件”App 导入 EPUB、TXT 等常见格式 • 自动识别章节结构,方便跳转与继续阅读 • 阅读列表仅展示你导入的文件,管理清晰 内容说明 Readex 不提供任何书籍或出版物内容,也不提供在线书库/下载入口。 所有阅读内容均由用户自行导入,应用仅作为阅读与学习工具使用。 订阅说明 Readex 提供免费版体验核心功能,部分容量有上限。 Readex Pro 可解锁更高使用额度与跨设备同步等功能(包含自动续订订阅与/或一次性购买选项,具体以 App 内购买页面为准)。 用户协议: https://readex.top/#/terms-of-service 隐私政策: https://readex.top/#/privacy-policy
Screenshots
Verdict
The clearest difference is update cadence: Readex at every 2 days against SegLingo's every 10 months. On price, ads, in-app purchases 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. SegLingo sells 1 in-app purchase, starting at $0.99 per 7 days and Readex sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.
SegLingo ships an update every 10 months, Readex every 2 days. The most recent releases landed on October 12, 2026 and October 16, 2026 respectively.
| Parameter | SegLingo | Readex |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (5 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 5 — better |
| Update frequency | Every 10 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | — | Freemium |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.5 |
| Further details — not scored | ||
| Size | 191 MB | 192 MB |
| Age rating | 4+ | 4+ |
| Developer | 仲川 刘 | 顺 龙 |
In-app purchases
SegLingo
- Weekly$0.997 Days
Readex
- 月度会员7 Days trial$1.991 Month
- 年度会员$14.991 Year
- 终身会员$19.99









