Useful Periodic Table Lite vs Periodacity
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Useful Periodic Table Lite
Access a comprehensive periodic table with all elements and their properties. Includes a unit converter, Wikipedia links for detailed information, and a quiz to test your knowledge. Ideal for students and professionals in science and engineering.
- Complete periodic table of elements
- Detailed element properties
- Integrated unit converter
- Links to Wikipedia for further research
- Elements quiz for students
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A periodic table can be useful for those in physics, chemistry, or any of the sciences and engineering disciplines. This is a periodic table of the elements that has all the elements and most of their respective properties collected and stored in one easy to use and simple to find location. Contained within this periodic table is a unit converter that will convert some of the scientific dimensions. Also, containing links to wikipedia for further literature on that element that you wish to know. Great for students because of the elements quiz contained within.
Periodacity
This app provides comprehensive reference information for all known elements on the periodic table. It's designed for chemists and chemistry students seeking quick access to element data.
- Complete periodic table data
- Information on all known elements
- Designed for chemists
- Aimed at chemistry students
- Reference tool
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Periodacity contains reference information for all known elements on the periodic table. It is intended to be used by chemists and chemistry students.
Screenshots
Verdict
The clearest difference is rating: Useful Periodic Table Lite at 5.0 against Periodacity's 3.7. Periodacity's advantage is update cadence (every 3 weeks vs every 25 months) and ratings volume (3 vs 1). On price, ads, in-app purchases and monetization model 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.
Useful Periodic Table Lite holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 1 and 3 respectively.
Useful Periodic Table Lite ships an update every 25 months, Periodacity every 3 weeks. The most recent releases landed on October 2, 2026 and October 23, 2026 respectively.
| Parameter | Useful Periodic Table Lite | Periodacity |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 3.7 (3 ratings) |
| Positive reviews | — | 75.0% of reviews |
| Number of ratings | 1 | 3 — better |
| Update frequency | Every 25 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 — better | 16.1 |
| Further details — not scored | ||
| Size | 25 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Mind Trends LLC | Jesse Spencer |
Customer experience
Useful Periodic Table Lite
Periodacity
In-app purchases
Useful Periodic Table Lite
No in-app purchases
Periodacity
No in-app purchases
Questions
Is Useful Periodic Table Lite free?
Is Periodacity free?
Which has better reviews, Useful Periodic Table Lite or Periodacity?
Do Useful Periodic Table Lite or Periodacity have ads?
Which is updated more often, Useful Periodic Table Lite or Periodacity?
Other comparisons
