TreeOneOne vs Nuclear Wallet Cards
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TreeOneOne
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Get to know your neighbors! Thanks to the incredible NYC Parks open datasets, TreeOneOne covers most tress across the five boroughs.
Nuclear Wallet Cards
Access comprehensive nuclear data for every known nuclide in an interactive format. Explore ground and isomeric state properties with powerful search and filtering tools. This authoritative reference is ideal for researchers, educators, and students.
- Comprehensive nuclide data
- Powerful search and filter
- Interactive periodic table
- Authoritative data source
- User-friendly interface
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Explore nuclear data within Nuclear Wallet Cards, the comprehensive source for ground and isomeric state properties of every known nuclide. Based on the original reference booklet from the National Nuclear Data Center (NNDC) at Brookhaven National Laboratory (BNL), the Nuclear Wallet Cards app delivers authoritative nuclear data in an accessible and interactive format. Key Features: • Powerful Search & Filter: Quickly search by nucleus name or filter datasets by stability, atomic number, neutron count, atomic mass, excitation energy, half-life, abundance, mass excess, spin parity, and branching ratios. • Interactive Periodic Table: Navigate a dynamic periodic table with intuitive pan and zoom gestures. Tap any element to instantly view detailed isotopic datasets. • Reliable & Authoritative Data: Access precise nuclear data that supports research, education, and applied nuclear science. Whether you're a researcher, educator, or student, Nuclear Wallet Cards is your essential, user-friendly reference for all your nuclear data needs. Download now and start exploring nuclear data! Produced and maintained by the National Nuclear Data Center (NNDC) at Brookhaven National Laboratory (BNL).
Screenshots
Verdict
The clearest difference is update cadence: TreeOneOne at weekly against Nuclear Wallet Cards's monthly. On price, ads, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
TreeOneOne ships an update weekly, Nuclear Wallet Cards monthly. The most recent releases landed on October 14, 2026 and October 9, 2026 respectively.
| Parameter | TreeOneOne | Nuclear Wallet Cards |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (3 ratings) — better |
| Number of ratings | — | 3 — better |
| Update frequency | Weekly — better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.3 — better | 17.6 |
| Further details — not scored | ||
| Size | 1 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Jeremy Gordon | Brookhaven National Laboratory |
In-app purchases
TreeOneOne
No in-app purchases
Nuclear Wallet Cards
No in-app purchases
Questions
Is TreeOneOne free?
Is Nuclear Wallet Cards free?
Do TreeOneOne or Nuclear Wallet Cards have ads?
Which is updated more often, TreeOneOne or Nuclear Wallet Cards?
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