Comparison

Astral Memory vs Biologysolves

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Astral Memory

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Astral Memory helps you memorize anything faster with two focused study tools: a tap-to-reveal reader and an image-ready flashcard system. It’s perfect for scripts and lines, lyrics, anatomy and biology diagrams, medical school study, math formulas, language vocabulary, and test prep. What you can do: -Tap-to-Reveal Reader: Paste any text and practice line by line. Tap the right side of the screen to reveal the next line, tap the left side to go back one line. Ideal for speeches, theatre lines, poetry, scripture, procedures, and definitions. -Powerful Flashcards: Build cards with text or images on both sides. Supports JPG and PNG for diagrams, charts, equations, and photos. See every card in a clean list so you can quickly find and edit. Reorder cards instantly with drag and drop. Run through a deck with large, arcade-style next/previous buttons and flip any card to reveal the other side. -Designed for speed: Simple, distraction-free interface so you can add, edit, reorder, and review in seconds. Great for: -Anatomy, biology, chemistry, physics, pharmacology -Medical, nursing, and dental study -Math formulas and problem steps -Language learning and vocabulary -Scripts, speeches, lyrics, and lines -Exams and test prep: SAT, ACT, MCAT, USMLE, NCLEX, LSAT, bar review, finals and quizzes Free plan and subscription: -Free plan: Create 1 Tap-to-Reveal document and 1 flashcard deck. The free deck supports up to 5 cards. If you try to create a second Tap-to-Reveal document or a second flashcard deck, the paywall will appear. If you try to add a 6th card to the free deck, the paywall will appear. -Subscription: Unlock the ability to create more Tap-to-Reveal documents and flashcard decks, and remove the free plan card limit. -Free trial: Free for 7 days, then $2.99/month. No charge until after the trial ends. Auto-renews; cancel anytime in Settings at least 24 hours before renewal. -Payment is charged to your Apple ID at confirmation of purchase for paid plans. The subscription renews automatically unless canceled at least 24 hours before the end of the current period. Your account is charged for renewal within 24 hours before the end of the current period. You can manage and cancel your subscription in your App Store account settings after purchase. Make memorization simple. Paste your text, add your cards, tap to reveal, and master your material with Astral Memory. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Biologysolves

Features
Read full description

BiologySolves helps you tackle biology problems with AI—no more guessing from text alone. How it works • Take or upload a photo of a biology question, diagram, or chart • Our AI analyzes the image and gives a step-by-step solution • Save and review your solved problems anytime Built for students • Works with diagrams, microscopy images, and written questions • Explanations designed to build understanding, not just give answers • Use on the go—homework, revision, or exam prep Features • Camera and photo library support • Crop or highlight the exact question • Solution history and progress tracking • Optional subscription for extended use Whether you’re in high school or early university, BiologySolves is your on-the-go biology study assistant. SUBSCRIPTION INFORMATION BiologySolves offers auto-renewing subscription options: • Weekly (Biologysolves Week): $5.99 per week • Monthly (Biologysolves Month): $24.99 per month • Yearly (Biologysolves Year): $99.99 per year Payment will be charged to your Apple ID account at confirmation of purchase. Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can manage and cancel your subscriptions by going to your account settings on the App Store after purchase. Privacy Policy: https://www.privacypolicies.com/live/7bcd13c8-6c84-4d09-937f-52a39cc59b89 Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Astral Memory4 screens
Biologysolves3 screens

Verdict

The call

The clearest difference is device support: Biologysolves at 3 against Astral Memory's 1. Biologysolves also leads on iOS requirement (15.1 vs 17.6). On price, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Astral Memory sells 1 in-app purchase, starting at $2.99 per month and Biologysolves sells 3 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Scorecard2 real differences · 4 level
Astral Memory versus Biologysolves: the parameters behind the verdict, then further details
ParameterAstral MemoryBiologysolves
PriceFreeFree
Update frequencyDaily—
AdsNoNo
In-app purchasesYesYes
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS17.615.1 — better
Further details — not scored
Size2 MB48 MB
Age rating4+4+
DeveloperLiving Companions LLCAyhan Basmisirli

In-app purchases

1 purchases

Astral Memory

Subscriptions1
  • Astral Memory Premium (Monthly)7 Days trial$2.991 Month
3 purchases

Biologysolves

Subscriptions3
  • Biologysolves Week$5.997 Days
  • Biologysolves Month$24.991 Month
  • Biologysolves Year$99.991 Year

Questions

Is Astral Memory free?
Astral Memory is free to download, with in-app purchases available.
Is Biologysolves free?
Biologysolves is free to download, with in-app purchases available.
Do Astral Memory or Biologysolves have ads?
Neither Astral Memory nor Biologysolves shows ads.

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