Comparison

BioChemAR vs LLTrainer

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

Head to head
About

BioChemAR

Features
Read full description

Use BiochemAR to explore the 3-dimensional structures of biological molecules in the real world! All you need to do is point your camera at the QR codes associated with the BiochemAR. In order to use the module: 1) Download and install BiochemAR onto either your mobile or tablet device. 2) Download and print the QR code and instructions. (https://apps.carleton.edu/people/rsung/assets/BiochemAR_KscA_channel_QR_code_instructions.pdf) If you would like to customize the size of the QR code, here is the QR code image file (PNG). (https://apps.carleton.edu/people/rsung/assets/KscA_channel_QR_code_image.png) 3) Start up the app and point your device camera at the QR code to quickly load up two different representations of the KscA channel!

About

LLTrainer

Features
Read full description

LLTrainer is a focused training app for mastering the last layer (OLL & PLL) of the 3×3 cube. Learn all 57 OLLs and 21 PLLs with smooth animations and a clean, intuitive interface. 【Features】 • Complete coverage of all OLL (57) and PLL (21) cases • Practice with reverse-generated scrambles for realistic training • Customize algorithm names to match your preference • Add and manage your own algorithms for personalized learning 【Important Notes】 • Level 1 is free for both OLL and PLL • Levels 2–5 can be unlocked via in-app purchase • All data is stored locally on your device and never shared externally 【Terms of Use】 This app uses Apple’s Standard End User License Agreement (EULA) https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ 【Requirements】 • iOS 26.2 or later

Screenshots

BioChemAR4 screens
LLTrainer4 screens

Verdict

The call

The clearest difference is in-app purchases: BioChemAR at none against LLTrainer's 1. BioChemAR also leads on update cadence (fortnightly vs every 3 months) and iOS requirement (18.0 vs 26.2). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. LLTrainer sells 1 one-off in-app purchase. BioChemAR asks for nothing beyond the download.

UpkeepUpdate frequency

BioChemAR ships an update fortnightly, LLTrainer every 3 months. The most recent releases landed on September 18, 2026 and September 22, 2026 respectively.

Scorecard3 real differences · 3 level
BioChemAR versus LLTrainer: the parameters behind the verdict, then further details
ParameterBioChemARLLTrainer
PriceFreeFree
Update frequencyFortnightly — betterEvery 3 months
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.0 — better26.2
Further details — not scored
Size232 MB2 MB
Age rating4+4+
DeveloperCarleton CollegeTatsuya Yamaguchi

In-app purchases

None

BioChemAR

No in-app purchases

1 purchases

LLTrainer

One-time1
  • Premium Full Access$3.99

Questions

Is BioChemAR free?
BioChemAR is free to download, with no in-app purchases.
Is LLTrainer free?
LLTrainer is free to download, with in-app purchases available.
Do BioChemAR or LLTrainer have ads?
Neither BioChemAR nor LLTrainer shows ads.
Which is updated more often, BioChemAR or LLTrainer?
BioChemAR ships an update fortnightly, and LLTrainer every 3 months. Most recently, BioChemAR was updated on September 18, 2026 and LLTrainer on September 22, 2026.

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