Comparison

CRISPR vs BioViewer

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

Head to head
About

CRISPR

Explore the molecular world with interactive 3D models of CRISPR-Cas systems. Visualize proteins, RNA, and DNA in augmented reality, learning about their structure and function. Capture and share your AR experiences.

Highlights
  • 3D AR molecular models
  • Explore protein, RNA, and DNA
  • 13 CRISPR-Cas and 5 anti-CRISPR models
  • Interactive model manipulation
  • Background information
  • In-app camera for AR capture
Features
Read full description

CRISPR-3D lets you see the molecular world in the palm of your hand! All based on real scientific data, these 3D protein models showcase the diversity of CRISPR. Microbes use CRISPR-Cas immune systems to fend off viral attack, and now you can examine these molecular machines up-close. Download CRISPR-3D and bring stunning structures to life! • Explore biology's central dogma as you view protein, RNA, and DNA in exquisite detail. • See how each protein has evolved a shape perfectly suited for its function. • Learn how key Cas proteins are co-opted to serve as powerful biotechnology tools, from genome editing to diagnostics. Features: • Display models on our CRISPR playing cards or any flat surface • 13 CRISPR-Cas models and 5 anti-CRISPR models to explore • Toggle different proteins, RNA, DNA, and other molecules within each model • Grow, shrink, and rotate the models with ease • Background information on every CRISPR structure • Capture your AR experiences with an in-app camera *** Share your photos online with #CRISPR3D *** About the IGI: The Innovative Genomics Institute is an academic research organization in the Bay Area that develops and applies CRISPR technology to cure disease and ensure food security. The IGI aims to excite, engage, and empower diverse audiences with consistently clear and reliable resources. To learn more, visit https://www.innovativegenomics.org.

About

BioViewer

Visualize 3D molecular structures from .pdb files on iOS, iPadOS, and macOS. Features smooth rendering, drag-and-drop support, and publication-quality photo exports for detailed analysis.

Highlights
  • 3D molecular structure visualization
  • Supports .pdb and .xyz files
  • Drag and drop functionality
  • Photo Mode with high-quality exports
  • Multi-model PDB support
  • Optimized for ProMotion displays
Read full description

A .pdb protein visualizer for iOS, iPadOS and macOS. View the 3D representation of any molecular structure from a .pdb file, using our custom Metal-based rendering engine based to allow for a smooth experience even in the biggest proteins.  - Full drag and drop support for .pdb and .xyz files. - Photo Mode with publication-quality exports. - Support for multi-model PDBs. - Support for high refresh rate ProMotion displays.

Screenshots

CRISPR4 screens
BioViewer4 screens

Verdict

The call

The clearest difference is rating: CRISPR at 4.8 against BioViewer's 1.0. CRISPR also leads on review sentiment (50% vs 33%) and ratings volume (12 vs 1). On price, update cadence, 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

CRISPR holds the better App Store score, 4.8 against 1.0. That said, the two scores are not equally well evidenced: CRISPR has 12 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 50% of CRISPR's written reviews are positive against 33% of BioViewer's.

UpkeepUpdate frequency

CRISPR ships an update every 2 weeks, BioViewer every 9 days. Both last shipped on November 3, 2026.

Scorecard4 real differences · 6 level
CRISPR versus BioViewer: the parameters behind the verdict, then further details
ParameterCRISPRBioViewer
PriceFreeFree
Rating4.8 (12 ratings) — better1.0 (1 ratings)
Positive reviews50.0% of reviews — better33.3% of reviews
Number of ratings12 — better1
Update frequencyEvery 2 weeksEvery 9 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS12.0 — better17.0
Further details — not scored
Size181 MB9 MB
Age rating4+4+
DeveloperInnovative Genomics InstituteRaul Monton Pinillos

Customer experience

CRISPR

All ratings12 ratings
Positive91.7%
Neutral0.0%
Negative8.3%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

BioViewer

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews3 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

In-app purchases

None

CRISPR

No in-app purchases

None

BioViewer

No in-app purchases

Questions

Is CRISPR free?
CRISPR is free to download, with no in-app purchases.
Is BioViewer free?
BioViewer is free to download, with no in-app purchases.
Which has better reviews, CRISPR or BioViewer?
CRISPR is rated higher. CRISPR averages 4.8 out of 5 from 12 ratings, while BioViewer averages 1.0 from 1 ratings.
Do CRISPR or BioViewer have ads?
Neither CRISPR nor BioViewer shows ads.
Which is updated more often, CRISPR or BioViewer?
CRISPR ships an update every 2 weeks, and BioViewer every 9 days. Most recently, CRISPR was updated on November 3, 2026 and BioViewer on November 3, 2026.

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