光合动力 vs CapVocab
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
光合动力
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还在手动裁剪错题? 拍照就能自动框题,AI智能识别,3秒搞定错题录入。从此告别繁琐的手动裁剪。 【一键框题,快人一步】 打开相机,对准试卷,AI自动识别并框选题目区域。无需手动裁剪,省时省力。 【科学复习,告别死记硬背】 基于艾宾浩斯遗忘曲线,智能生成专属复习计划。哪天复习什么,一目了然。规律打卡,复习进度有迹可循。 【AI深度答疑,讲懂每一步】 不只是给答案。AI逐题拆解考点,分析解题思路,讲懂每一步,真正帮你吃透知识点。 【举一反三,巩固掌握】 根据错题即时生成同类题目。检验掌握程度,巩固知识点,让薄弱点无处可逃。 【多设备同步,无缝学习】 iCloud同步,iPad、iPhone学习进度实时更新。随时随地接着学,场景切换不中断。 隐私协议: https://nex-terminal.github.io/insight/ 使用条款: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
CapVocab
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CapVocab — Learn Vocabulary from Real Life Street signs, menus, posters, books, subtitles… Snap a photo and save English words into your vocabulary. No more rote word lists—remember every word in its real photo context. 【Key Features】 • Capture or Import Take a photo or import an image with English text. OCR recognizes the words automatically. • Crop Freely Drag the crop frame to focus on the area you need and cut out the noise. • Tap to Select Words Tap the words you want to learn. Long-press to edit for precise saving. • Review in Photo Context Study with the original scene and flashcards—mark “Know” or “Don’t Know.” • Built-in Dictionary Look up definitions, parts of speech, and pronunciation. • Vocabulary Notebook Browse by time or group by word. Search anytime, and keep notes and review history. 【Who It’s For】 • Learners building real-world English vocabulary while traveling, studying abroad, or in daily life • Anyone tired of traditional word lists who prefers learning from real scenes Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://billcz.github.io/capvocab-pages/#privacy
Screenshots
Verdict
光合动力 and CapVocab are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support 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. 光合动力 sells 2 in-app purchases, starting at $1.99 per month and CapVocab sells 2 in-app purchases, starting at $6.99 per year. Whichever you choose, the download price is not the number that matters.
| Parameter | 光合动力 | CapVocab |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Every 3 days |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 11 MB | 83 MB |
| Age rating | 4+ | 4+ |
| Developer | 贝贝 尚 | 喆 陈 |
In-app purchases
光合动力
- 连续包月$1.991 Month
- 连续包年$14.991 Year
CapVocab
- Premium Annual$6.991 Year
- Premium Lifetime$17.99








