WordGene vs Stacked
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WordGene
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WordGene 主要服务由于备考、自我提升等产生提高词汇量需求的学生、语言学习者，且更适合习惯通过阅读的方式来积累、掌握新词的学习者。 ·献给喜欢通过阅读来追求自然习得的你； ·每一个短小的文段，都由多个目标单词组成——摆脱单薄的例句，一次学习多个单词，效率加倍； ·你记忆的效果，决定了你下次什么时候再次遇见它们——间隔记忆，而非短时间内反复复习，打造真正的长期记忆； ·根据你的实际学情，将你需要复习的词汇组成新的文段进行推荐——千人千面的文段推荐。不再复习旧的例句，新的语境才能真正强化对词汇的认知； ·你只需要做好一件事——阅读，其他的交给 WordGene。 用户协议：https://wordgene.com/userterms/ 隐私政策：https://wordgene.com/privacypolicy/
Stacked
Transform notes, photos, and PDFs into AI-powered flashcards instantly. This app uses spaced repetition to optimize your study sessions, helping you retain information more effectively for exams and skill mastery.
- AI flashcard generation from text, photos, and PDFs
- Spaced repetition for optimized review
- Organize decks by subject or topic
- Easy renaming and deletion of cards
- Clean and simple user interface
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Turn your notes, photos, and PDFs into flashcards in seconds — Stacked uses AI to build your deck instantly, so you spend more time learning and less time making cards. Whether you're cramming for an exam, learning a new language, or mastering a new skill, Stacked does the heavy lifting. Paste your notes, snap a photo of your textbook, or upload a PDF and watch your flashcard deck appear in seconds. Then let spaced repetition take over — Stacked surfaces the cards you need to review most, so what you study actually sticks. Features: AI flashcard generation from text, photos, and PDFs Spaced repetition built in — study smarter, not longer Organize your decks by subject, topic, or exam Rename and delete stacks and individual cards with ease Clean, simple design that gets out of your way Stacked is free to download. Unlock unlimited AI generation with Stacked Pro — $2.99/month or $19.99/year. Rated 5 stars — "aced every test this quarter just because of this app." Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: WordGene at none against Stacked's 2. WordGene also leads on iOS requirement (12.0 vs 18.0). Stacked's advantage is update cadence (every 3 days vs every 3 weeks). 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. Stacked sells 2 in-app purchases, starting at $2.99 per month. WordGene asks for nothing beyond the download.
WordGene ships an update every 3 weeks, Stacked every 3 days. The most recent releases landed on October 27, 2026 and October 7, 2026 respectively.
| Parameter | WordGene | Stacked |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (8 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 8 — better |
| Update frequency | Every 3 weeks | Every 3 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Freemium |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 47 MB | 11 MB |
| Age rating | 9+ | 4+ |
| Developer | IDEASPARK LIMITED | Stephanie Dugas |
In-app purchases
WordGene
No in-app purchases
Stacked
- Stacked Pro Monthly7 Days trial$2.991 Month
- Stacked Pro Yearly7 Days trial$19.991 Year
