WordLab vs educISA
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WordLab
Master vocabulary with a science-based system that goes beyond memorization. It uses active recall, spaced repetition, and contextual cues to ensure words become second nature for speaking, writing, and thinking. Features include visual aids, progress tracking, and multiplayer games.
- Active Recall
- Spaced Repetition
- Variable-Context Cues
- Contrastive Learning
- Visual Encoding
- Multiplayer Games
- Progress Tracking
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WordLab is the first app to systematically ensure your words leap to mind in the right contexts when you think, speak, and write. It offers true vocabulary expansion: words that once felt foreign truly become second nature. This is beyond rote memorization. To achieve this, WordLab combines 6 essential technical ingredients no app has combined before: 1. Active Recall. Without this you may learn to recognize a word when you read it, but you can't necessarily conjure it in mind even if you see the definition. You don't own it. 2. Spaced Repetition. This automates reviews, making it possible to learn and maintain memory of more and more words without increasing daily time spent. 3. Recall-Speed-Aware Scheduler. By informing the smart scheduler of every recall's speed, fast recall is unlocked sooner and failed recalls & wasted time are reduced. 4. Variable-Context cues. Only when the learned cues for recall mirror the real world do your words leap to mind reliably in real contexts while you think, speak, and write. 5. Contrastive Learning. Without this, clusters of words blend together in your mind so you can't tell them apart (e.g. amiable vs genial, dale vs glen vs dell, prudent vs judicious). Subtle flavors are pointless without a refined palate to appreciate them. 6. Words ordered by rarity. By learning words in order of rarity, you maximize utility gained per unit time spent in terms of recognizing words you'll actually see and that people will understand when you use. It is also natural that the more common a word is, the more useful it is likely to be, as a trend. Beyond these 6 essentials, WordLab includes extra ingredients that further optimize learning and encourage flow-state and habit-formation: 1. Each word has an image encoding its meaning. These evocative images get exposed upon each recall to be reinforced, leveraging the superiority of visual-spatial memory and acting as so-called "neural hooks" to improve retention and understanding in accordance with dual-coding theory. 2. With over 15,000 procured words, the app offers a comprehensive set of words so you have lots of room to grow. 3. Astral Trophy Room. Watch your vocabulary grow! Every learned word becomes a star in your explorable sky. Practiced contrasts form constellations. 4. Streaks encourage daily use 5. Achievements and Leaderboards encourage aspirations 6. Unlocking animal profile pictures described by your words allows you to personalize your profile further as you progress. 7. Save Word Collections to keep track of your favorite kinds of words 8. Play multiplayer with friends 9. Make separate profiles connected to your iCloud account so the whole family can play on all your devices. 10. Crosswords package up repetitions into palatable gamified bite-sized pieces 11. No ads! Don't get bothered by annoying ads! MAKE IT YOURS Explore a bank of about 20,000 English words. Save word collections, play multiplayer with friends, and use separate profiles on iPhone and iPad through your iCloud account. Choose reminders that fit your routine. Made for readers, writers, advanced English learners, and anyone who wants their word-game time to build a richer vocabulary using a cutting edge methodology. Privacy Policy: https://lexivocab.app/privacy/ Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
educISA
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educISA turns math and physics practice into something kids actually want to do — not because of gimmicks, but because effort leads to real rewards you choose. WHY IT WORKS Every practice session is aligned to the Singapore syllabus, so progress here means progress in the classroom. Kids build daily streaks, watch their mastery grow subject by subject, and earn points for showing up and trying — not just for getting answers right. REAL REWARDS, YOUR RULES This isn't in-app currency for digital stickers. Parents set what points can be redeemed for — extra screen time, a weekend outing, choosing what's for dinner, whatever fits your family. Kids request a redemption, you approve it. Simple. BUILT FOR AGES 10–15 Clean, focused screens with just enough personality (a few emoji, a friendly violet palette) — no clutter, no distracting mini-games, no leaderboards pitting kids against strangers. BILINGUAL Full English and Russian support, so the whole family can use it comfortably. WHAT'S INSIDE • Math and physics practice mapped to the Singapore syllabus • Daily streaks and subject-by-subject mastery tracking • Effort-based point system • Parent-defined, parent-approved reward redemption • English and Russian throughout educISA — because the best motivation isn't a badge, it's something real.
Screenshots
Verdict
The clearest difference is in-app purchases: educISA at none against WordLab's 3. educISA also leads on update cadence (every 4 days vs every 11 days) and iOS requirement (15.0 vs 17.4). 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. WordLab sells 3 in-app purchases, starting at $6.69 per month. educISA asks for nothing beyond the download.
WordLab ships an update every 11 days, educISA every 4 days. The most recent releases landed on October 30, 2026 and October 10, 2026 respectively.
| Parameter | WordLab | educISA |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (13 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 13 — better | — |
| Update frequency | Every 11 days | Every 4 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.4 | 15.0 — better |
| Further details — not scored | ||
| Size | 153 MB | 24 MB |
| Age rating | 12+ | 4+ |
| Developer | Peter Barnett | Sahil Isayev |
In-app purchases
WordLab
- WordLab Premium (Monthly)$6.691 Month
- WordLab Premium (Quarterly)$15.993 Months
- WordLab Premium (Annual)$47.991 Year
educISA
No in-app purchases









