Comparison

VoltLab vs Graphrio

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

Head to head
About

VoltLab

This app simplifies learning electricity through interactive lessons and visual experiments. It offers offline access, quizzes with detailed solutions, and a reference guide for formulas. Ideal for students and educators seeking to understand electrical concepts.

Highlights
  • Interactive circuit building
  • Visual experiment results
  • Self-paced learning
  • Quizzes with step-by-step solutions
  • Offline access to lessons
  • Reference guide for formulas
Features
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Physics is easier to understand when you see it in action. In VoltLab, you explore electricity through interactive experiments, while lessons with AI narration help you understand what’s happening — step by step, at your own pace. What’s inside: • AI-narrated lessons — explore electricity with clear explanations and visual examples. • Interactive experiments — put the laws of physics to the test in experiments you control. • Quizzes with worked solutions — solve problems and reinforce your knowledge with detailed explanations. • No ads — immerse yourself in lessons and experiments without ad breaks. • Offline access — keep learning even without an internet connection. • Free content — learn something new and reinforce what you’ve learnt at no cost. Who it’s for: • School students and school leavers — understand what’s behind the formulas and laws in your textbook. • University students and independent learners — connect theory with what you see in the experiments and better understand electrical phenomena. • Teachers and tutors — show in action what’s difficult to explain in words. Download VoltLab — your discovery lab awaits! Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://xelzlqhbkncusjefnhma.supabase.co/storage/v1/object/public/terms/privacy_policy.pdf

About

Graphrio

Features
Read full description

graph theory studies and professional work with Grapherio, the ultimate computational companion for graph enthusiasts, students, and researchers.

Screenshots

VoltLab4 screens
Graphrio4 screens

Verdict

The call

The clearest difference is in-app purchases: Graphrio at none against VoltLab's 7. VoltLab's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 18). On price and ads 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

Both are free to download. VoltLab sells 7 in-app purchases, starting at $3.99 per month. Graphrio asks for nothing beyond the download.

Scorecard3 real differences · 7 level
VoltLab versus Graphrio: the parameters behind the verdict, then further details
ParameterVoltLabGraphrio
PriceFreeFree
Rating5.0 (381 ratings) — better—
Positive reviews96.8% of reviews—
Number of ratings381 — better—
Update frequencyEvery 6 days—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better18
Further details — not scored
Size125 MB1 MB
Age rating4+4+
DeveloperDenis GladkiiC & M LUMBER COMPANY, INCORPORATED.

In-app purchases

7 purchases

VoltLab

Subscriptions2
  • VoltLab Pro One Month$3.991 Month
  • VoltLab Pro One Year$12.991 Year
One-time5
  • VoltLab Pro One Year$6.99
  • VoltLab Donat$10.99
  • VoltLab Pro$39.99
Show 2 more
  • VoltLab Donate$49.99
  • Awesome VoltLab Donat$99.99
None

Graphrio

No in-app purchases

Questions

Is VoltLab free?
VoltLab is free to download, with in-app purchases available.
Is Graphrio free?
Graphrio is free to download, with no in-app purchases.
Do VoltLab or Graphrio have ads?
Neither VoltLab nor Graphrio shows ads.

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