学习成长21天 vs Aha Time
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
学习成长21天
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学习成长21天是广东优异学教育科技有限公司(简称“优异学教育”)研发的专注于青少年学习素养培养的线下教学辅助训练系统,内含高效记忆、专注力、高效阅读、思维导图四大学习板块辅助于线下教学并全面结合各学科应用,解决了学生在学习知识过程中不知如何高效记忆、阅读思考、集中注意力、有效笔记等学习瓶颈。 特别研发的专注力训练器、高效阅读训练器、黄金复习钟、思维导图工具四大学习工具更是让学生的学习如虎添翼,从而全面提升学生的学习效能,解除学生的“学无力”状态。
Aha Time
This app offers graded news articles and tech content in English, adapting to your reading level. It features multiple difficulty levels for each story, making it suitable for both children and adults to improve their English comprehension and stay informed about current events.
- Graded reading levels for each story
- Global news and AI/tech content tracks
- Placement test for personalized level
- Audio warm-ups and read-aloud practice
- Vocabulary reinforcement across stories
- Family-friendly shared learning topics
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What happened in the world this week? Twenty-five winners of maths' highest prize wrote an open letter to AI companies. A Silicon Valley VC spent $35 million on a school that grants no degrees. And the keyboard you type on every day: why are the letters in that strange order? Now you can read it all in English, at your own level. One story, four levels of difficulty. Kids read theirs; adults read theirs; everyone talks about the same thing. TWO TRACKS: REAL NEWS, REAL TECH Five hand-picked reads every week on two main tracks: global news, and AI & frontier tech, plus everyday science and culture across disciplines. Why do make-up workdays exist? Why does AI make mathematicians nervous? Textbook English is a specimen; the English of news and technology is alive. ONE LEVEL FOR EVERYONE, POWERED BY i+1 From Cambridge Young Learners all the way to authentic news English (Aha 0-4). Take a quick placement test (aligned with Lexile) and find your starting point. We follow one principle: input should sit just one step above your level. Too easy is boring, too hard is crushing; just right is addictive. FOR KIDS: READING THAT STARTS WITH “I WANT TO KNOW” Audio warm-ups, key words, read-aloud practice, and three-round challenges. Words you learn quietly reappear in new stories two weeks later. Science, not rote. FOR ADULTS: TEN MINUTES A DAY WITH THE REAL WORLD AI, business, science, health, at a level that fits you. Restart your English from today's news, not from a ten-year-old textbook. FOR FAMILIES: A NEW SHARED TOPIC EVERY WEEK Your kid reads Aha 0, you read Aha 4, and dinner-table conversation writes itself. CURATED BY PROFESSIONALS Our editorial team brings together a former Reuters journalist, TESOL-qualified English educators, and specialist writers in science and AI. Every story, every number, every question is checked to newsroom standards. Read alone, and grow. Read together, and share a world. Beyond English. Across Subjects. Into the World. Aha Time. See you every week. Terms of Use:https://cacademy.ai/agreement/user Privacy Policy:https://cacademy.ai/agreement/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: 学习成长21天 at none against Aha Time's 4. 学习成长21天 also leads on iOS requirement (9.0 vs 15.0). On price, update cadence, 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. Aha Time sells 4 in-app purchases, starting at $19.99 per month. 学习成长21天 asks for nothing beyond the download.
学习成长21天 ships an update weekly, Aha Time every 4 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.
| Parameter | 学习成长21天 | Aha Time |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (3 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | Weekly | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Freemium |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 66 MB | 194 MB |
| Age rating | 4+ | 4+ |
| Developer | Guangdong Youyixue Education Technology Co., Ltd. | Aha Time Education |
In-app purchases
学习成长21天
No in-app purchases
Aha Time
- 连续包月会员$19.991 Month
- 年度会员1 Year trial$179.991 Year
- 往期课程 1 个月$9.99
- 往期课程,近 2 个月$24.99








