Comparison

Periodic Table Explorer Pro vs Element OTG

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

Head to head
About

Periodic Table Explorer Pro

Features
Read full description

The Ultimate Periodic Table—No Wi-Fi Required. Discover the wonders of chemistry with Offline Periodic Table Explorer, the beautifully designed, ad-free app built for students, teachers, and curious minds of all ages. Whether you're studying for an exam, teaching in the classroom, or just love science, this powerful yet simple app puts the entire periodic table right at your fingertips—completely offline. Why You'll Love It Tap & Learn Just tap any element to dive into rich, easy-to-understand details. From atomic number and mass to fun facts, discovery history, and pronunciation—you get it all in one clean interface. Interactive Periodic Table - Explore a full-color and scrollable periodic table. - Instantly filter by state, category, or group. - Color-coded for quick understanding of each element’s type. Loaded with Knowledge - Learn how elements are used in real life. - Discover who discovered them and when. - Hear each element pronounced correctly with a simple tap. Smart Search & Filters - Search by name, symbol, or atomic number. - Filter by metal types, gases, or other categories. - Compare two elements side-by-side to better understand trends. Study Anytime, Anywhere - No internet needed – works 100% offline. - No ads. No interruptions. Just learning. - Perfect for on-the-go studying or areas with no Wi-Fi. Built for Education Whether you're a high school student, university learner, teacher, or parent, this app was crafted to be your reliable chemistry companion—simple enough for beginners, detailed enough for experts. One-Time Purchase. Lifetime Access. No subscriptions. No hidden fees. Just one payment and the entire app is yours—forever. Perfect For: - Students - Teachers - Science lovers - Parents wanting quality learning tools What You Get: - Fully interactive periodic table - Over 100+ element profiles - Audio pronunciations - Offline access forever - Beautiful dark mode support - Clean, intuitive design with zero ads Download Now Empower your chemistry learning journey today with Offline Periodic Table Explorer—the smartest way to explore the elements, offline.

About

Element OTG

Features
Read full description

• Complete Periodic Table - All 118 elements with detailed information • Interactive Learning Center - Chemistry quizzes and symbol practice • Smart Search & Filter - Find elements by name, symbol, or properties • Dark Mode Support - Choose light, dark, or follow system theme • Responsive Design - Perfect for phones, tablets, and desktops

Screenshots

Periodic Table Explorer Pro4 screens
Element OTG4 screens

Verdict

The call

The clearest difference is price: Element OTG at Free against Periodic Table Explorer Pro's $4.99. Element OTG also leads on iOS requirement (13.0 vs 18.4). Periodic Table Explorer Pro's advantage is ads (none vs shown). On 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

CostPrice · In-app purchases · Ads · Monetization

Element OTG is free to download; Periodic Table Explorer Pro costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scorecard3 real differences · 3 level
Periodic Table Explorer Pro versus Element OTG: the parameters behind the verdict, then further details
ParameterPeriodic Table Explorer ProElement OTG
Price$4.99Free — better
Update frequency—Monthly
AdsNo — betterYes
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.413.0 — better
Further details — not scored
Size6 MB25 MB
Age rating4+4+
DeveloperChatStick Company LimitedJapality Limited

In-app purchases

None

Periodic Table Explorer Pro

No in-app purchases

None

Element OTG

No in-app purchases

Questions

Is Periodic Table Explorer Pro free?
Periodic Table Explorer Pro costs $4.99, with no in-app purchases.
Is Element OTG free?
Element OTG is free to download, with no in-app purchases.
Do Periodic Table Explorer Pro or Element OTG have ads?
Element OTG shows ads; Periodic Table Explorer Pro does not.

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