Comparison

Nuclides vs DIVE DIWA

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

Head to head
About

Nuclides

Features
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Nuclides is a professional reference and calculation toolkit for nuclear technology, radiation protection, nuclear medicine, reactor data, and education. Key features: 1. Look up elements and nuclides, including half-life, decay modes, parent and daughter nuclides, radiation energies, and emission probabilities. 2. Explore extended nuclear data, including excited levels, gamma transitions, electron data, fission yields, nuclear moments, and ENSDF evaluation information. 3. Simulate gamma spectra from nuclide gamma-ray data with controls for live time, energy resolution, background, dead-time loss, and related detector parameters. 4. Run decay calculations, activity estimation, dose-rate estimation, effective dose estimation, radiation dose comparison, and unit conversions. 5. Use theranostics dosimetry tools for time-activity data, cumulated activity, and simplified MIRD relationships. 6. Consult radiation safety atlas entries, radiopharmaceutical references, material densities, physical constants, binding-energy charts, toxicity information, and the INES scale. 7. Browse nuclear power plant data, operating records, advanced reactor references, and small modular reactor information. Nuclides is designed for professionals, students, and users who need fast nuclear data lookup, radiation calculations, and clear technical references. Premium subscriptions renew automatically unless canceled at least 24 hours before the end of the current period. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

DIVE DIWA

Features
Read full description

DIWA (Diving Instructor World Association) is an international organization that provides training and certification for scuba diving instructors and recreational divers. DIWA offers a range of courses, from beginner to advanced levels, and focuses on providing high-quality training that prioritizes safety, environmental conservation, and fun.

Screenshots

Nuclides4 screens
DIVE DIWA3 screens

Verdict

The call

The clearest difference is in-app purchases: DIVE DIWA at none against Nuclides's 2. DIVE DIWA also leads on iOS requirement (13.0 vs 15.6). Nuclides's advantage is update cadence (every 2 weeks vs every 8 months). On price, ads and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Nuclides sells 2 in-app purchases, starting at $0.99 per month. DIVE DIWA asks for nothing beyond the download.

UpkeepUpdate frequency

Nuclides ships an update every 2 weeks, DIVE DIWA every 8 months. The most recent releases landed on September 9, 2026 and September 11, 2026 respectively.

Scorecard3 real differences ยท 3 level
Nuclides versus DIVE DIWA: the parameters behind the verdict, then further details
ParameterNuclidesDIVE DIWA
PriceFreeFree
Update frequencyEvery 2 weeks โ€” betterEvery 8 months
AdsNoNo
In-app purchasesYesNo โ€” better
DevicesiPhone, iPad, iPod โ€” betteriPhone, iPod
Requires iOS15.613.0 โ€” better
Further details โ€” not scored
Size128 MB70 MB
Age rating4+4+
Developerๅปบ้”‹ ๅฎ‹DIWA Holding Limited

In-app purchases

2 purchases

Nuclides

Subscriptions2
  • Premium Subscription ยท Monthly$0.991 Month
  • Premium Subscription ยท Yearly$9.991 Year
None

DIVE DIWA

No in-app purchases

Questions

Is Nuclides free?
Nuclides is free to download, with in-app purchases available.
Is DIVE DIWA free?
DIVE DIWA is free to download, with no in-app purchases.
Do Nuclides or DIVE DIWA have ads?
Neither Nuclides nor DIVE DIWA shows ads.
Which is updated more often, Nuclides or DIVE DIWA?
Nuclides ships an update every 2 weeks, and DIVE DIWA every 8 months. Most recently, Nuclides was updated on September 9, 2026 and DIVE DIWA on September 11, 2026.

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