Chemistry Widget vs Knowledge Snack
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Chemistry Widget
Explore detailed profiles of every element on the periodic table, including their origins, uses, and scientific properties. This app offers interactive Home Screen widgets to discover new elements daily, making science accessible for students and enthusiasts.
- Detailed element profiles
- Origins and etymology
- Main uses and facts
- Home Screen widgets
- Filter by properties (radioactive, toxic)
- Filter by group block
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Meet the atoms that make up the universe! Chemistry Widget brings detailed element profiles with origins, etymology, main uses, and fascinating facts. Handy for students, teachers, or anyone curious about science and chemistry. Chemistry Widget keeps the Periodic Table of the Elements right in your pocket. Discover new elements every day with different types of Home Screen widgets. Learn the details of each element with etymology, uses, electron configuration, oxidation states, group and period, electronegativity, atomic radius, ionization energy, density, electron affinity, standard state, melting and boiling point, and the year it was discovered. Filter and highlight the elements by radioactive, toxic, explosive, or by group block: nonmetals, noble gases, alkali metals, alkaline earth metals, metalloids, post transition metals, transition metals, halogens, lanthanides, and actinides. We have many exciting updates planned, so stay tuned!
Knowledge Snack
Discover a new interesting fact daily in just two minutes. Enjoy audio narration for learning on the go and save your favorite facts for later reference. Customize notification frequency to suit your learning schedule.
- Daily new facts
- Audio narration
- Save favorite facts
- Customizable notifications
- Short learning sessions
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GET SMARTER IN 2 MINUTES Learn a new interesting fact every day. LISTEN ON THE GO Learn on the go with audio narration. SAVE YOUR FAVORITES Save your favorite knowledge snacks to reference them later. CHOOSE YOUR NOTIFICATION CADENCE Pick when you want to get notified: daily, weekly or never! Terms of Use: https://knowledgesnack.app/terms.html Privacy Policy: https://knowledgesnack.app/privacy.html
Screenshots
Verdict
The clearest difference is price: Knowledge Snack at Free against Chemistry Widget's $0.99. Knowledge Snack also leads on update cadence (every 9 days vs every 3 weeks) and iOS requirement (15.1 vs 18.4). Chemistry Widget's advantage is in-app purchases (none vs 1). On rating, ratings volume, 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
Knowledge Snack is free to download; Chemistry Widget costs $0.99 up front. Knowledge Snack sells 1 in-app purchase, starting at $19.99 per year. Chemistry Widget asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for Chemistry Widget against 5.0 for Knowledge Snack. Both are backed by a comparable volume of ratings — 1 and 2 respectively.
Chemistry Widget ships an update every 3 weeks, Knowledge Snack every 9 days. The most recent releases landed on October 7, 2026 and September 28, 2026 respectively.
| Parameter | Chemistry Widget | Knowledge Snack |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 5.0 (1 ratings) | 5.0 (2 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 | 2 — better |
| Update frequency | Every 3 weeks | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Freemium — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.4 | 15.1 — better |
| Further details — not scored | ||
| Size | 5 MB | 54 MB |
| Age rating | 4+ | 9+ |
| Developer | Cecile Lebleu | Giftphoria |
Customer experience
Chemistry Widget
Knowledge Snack
In-app purchases
Chemistry Widget
No in-app purchases
Knowledge Snack
- Annual Premium3 Days trial$19.991 Year
Questions
Is Chemistry Widget free?
Is Knowledge Snack free?
Which has better reviews, Chemistry Widget or Knowledge Snack?
Do Chemistry Widget or Knowledge Snack have ads?
Which is updated more often, Chemistry Widget or Knowledge Snack?
Other comparisons
