BioChem vs Crammed
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
BioChem
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Master Biology and Chemistry with BioChem ā the all-in-one study companion designed for students at every level. STRUCTURED LEARNING - General Biology: cells, genetics, evolution, organ systems - Molecular Biology: DNA, RNA, proteins, gene expression - Chemistry: beginner to advanced, from atoms to thermodynamics - 60+ chapters with detailed lessons and key terms INTERACTIVE TOOLS - Periodic Table Explorer with multiple visualization modes - Compound Explorer powered by PubChem (111M+ compounds) - Equation Balancer & Molar Mass Calculator - Titration Lab, Spectroscopy Analyzer & Electrochemistry tools - DNA/RNA Sequence Editor & Plasmid Designer - Genetics Calculator with Punnett squares - Cell Explorer with organelle data STUDY & QUIZ - Auto-generated flashcards from key terms - Multiple-choice quizzes with explanations - Timed exam mode for test prep - Study Hub for progress tracking GAMIFICATION - Conquest Map progression system - Daily streaks & XP tracking - Heat map of study activity - Element of the Day AI-POWERED (Pro) - Deep-dive AI topic expansion on any lesson - AR Scan Mode ā point your camera at a textbook problem for instant analysis BEAUTIFUL DESIGN - Three themes: Light, Dark, and Neon Lab - Clean, modern interface built for focus Whether you're prepping for exams, reviewing fundamentals, or diving deep into molecular biology ā BioChem has you covered. Premium features require a weekly subscription of $4.99 or monthly subscription for $19.99. Privacy Policy: https://cognitoware.dev/biochem/privacy-policy Terms of Use: https://cognitoware.dev/biochem/terms-of-service
Crammed
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Crammed turns lecture slides and PDFs into flashcards, then schedules every card for the day you're about to forget it. Real spaced repetition, the method medical students swear by. THE WHOLE APP IS ONE LOOP ⢠Upload a lecture (PDF or PowerPoint). Cards start appearing in seconds. (Alternatively create your own) ⢠It writes the card types that actually work: cloze deletions for dense facts, front/back for concepts ā and skips the filler, so you get a lean deck, not a 500-card dump. ⢠You approve or edit every card before it enters your schedule. ⢠Study a few minutes a day. Your weakest cards always come first, and the schedule rebuilds itself around what you miss. IMAGE OCCLUSION, BUILT IN Draw boxes over any diagram ā each box becomes a card that hides that region. The tool anatomy and pharm students bolt onto Anki with add-ons is native here: upload a figure-heavy lecture and Crammed offers the image cards itself. YOUR CARDS ARE YOURS ⢠Studying with real scheduling is free forever ā never paywalled. ⢠Export any deck, any time. It opens in Anki, a spreadsheet, or anywhere else. ⢠Bring your Quizlet sets: paste them right in, or import on the web. ⢠Everything syncs to every device ā upload on your laptop, study on the bus. WHAT WE DON'T DO ⢠Your documents are never kept ā parsed, turned into cards, deleted. ⢠No games, no gimmicks, no feature maze. One workflow, perfected. Open the app and you're studying within a minute ā no account, no tutorial, no decisions. Upload a lecture or tap the sample deck and
Screenshots
Verdict
The clearest difference is in-app purchases: Crammed at none against BioChem's 2. BioChem's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.4). On price and ads there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. BioChem sells 2 in-app purchases, starting at $4.99 per 7 days. Crammed asks for nothing beyond the download.
| Parameter | BioChem | Crammed |
|---|---|---|
| Price | Free | Free |
| Ads | No | No |
| In-app purchases | Yes | No ā better |
| Devices | iPhone, iPad, iPod ā better | iPhone |
| Requires iOS | 13.0 ā better | 16.4 |
| Further details ā not scored | ||
| Size | 38 MB | 36 MB |
| Age rating | 4+ | 4+ |
| Developer | Luis Salcedo | Alex Cortina |
In-app purchases
BioChem
- Pro Access3 Days trial$4.997 Days
- Pro Access$19.991 Month
Crammed
No in-app purchases








