Comparison

Blast Pressure vs Arlektra

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

Head to head
About

Blast Pressure

This application calculates blast pressure on structures using TNT equivalence. It generates detailed reports including scaled pressure, arrival and duration times, and shock wave graphs, supporting various explosive materials for analysis and design.

Highlights
  • Blast pressure calculation
  • TNT equivalence analysis
  • Comprehensive report generation
  • Scaling laws and Hopkinson rule
  • Shock wave graphing
  • Support for multiple explosive materials
Features
Read full description

The purpose of this application is to determine the Blast Pressure acting on a structure based on TNT equivalence value for further analysis and design. This application generates a full comprehensive report based on scaling laws, Hopkinson rule, Kinney and Graham values. it will determine the following: - Scaled Pressure - Arrival and Duration time - Overpressure Impulse - Scales Peak Overpressure - Scales Impulse Pressure - Scaled duration time - Shock Velocity - Particule Velocity - Peak Dynamic - Peak Reflected Overpressure - Reflected Time - Over Pressure - Net Pressure - Shock wave GRAPH produced by Blast acting on wall at any time t Material can be used in this application: TNT, Dynamite, Amatol, Compound B, HMX, Lead Azide, Mercury Fulminate, Nitroglycerin, PBX, PE4, Pentolite, PETN, RDX, Semtex, Tetryl

About

Arlektra

This app uses augmented reality to teach electronics and circuits. Visualize complex theories, build circuits with step-by-step 3D instructions, and explore electrical parts in detail. Learn to use tools like a digital multimeter with interactive guidance.

Highlights
  • Augmented reality 3D instructions
  • Visualize electrical theories
  • Step-by-step circuit building
  • Explore electrical parts in 3D
  • Learn multimeter usage
  • Interactive troubleshooting guidance
Read full description

Arlektra teaches electronics and circuits hands-on, with real-time Augmented Reality 3D instructions and animations through your phone or tablet. Now you easily learn, build and see the world of electronics and circuits like never before! When using Arlektra's complete learning kit, or the demo Arlektra Image Target, learners will: [SEE THEORY] Arlektra will allow you to easily visualize and comprehend the most difficult electrical concepts and theories, as they come alive right before your very eyes. You'll finally understand the unseen complexities of electrical theory, with vision and insight beyond your imagination. [BUILD CIRCUITS] Using step-by-step Visual (3D), Audio and Text instructions, Arlektra will teach you to build electrical circuits, with ease. You’ll learn to build various types of circuits, while using different electrical parts to do so - all without any assistance. [EXPLORE PARTS] Arlektra will allow you to see real electrical parts in detailed 3D exploded and 360 views - while you look through your mobile device. You'll learn about their inner workings and operation, and how they connect and work together in electrical circuits. [LEARN TOOLS] Arlektra will teach you how to you use a digital multimeter in ways that have never been done before, with 3D assistance. You'll learn a multimeters functions and how to test circuits and conduct basic electrical troubleshooting procedures. Arlektra comes with everything you want and need. No other app in the universe can teach you electronics and circuits like Arlektra. It will inspire and prepare you for the future, beyond your imagination! [Requirements] 
*Camera Permissions: Needed by the Arlektra app to produce the Augmented Reality experience through your rear camera

 *Guest Menu Lessons: To use these lessons, you must first download and print the required Arlektra Image Target from: arstemlabs.com/arlektra-demo

Screenshots

Blast Pressure4 screens
Arlektra4 screens

Verdict

The call

The clearest difference is review sentiment: Blast Pressure at 67% against Arlektra's 20%. Arlektra's advantage is price (Free vs $4.99). On update cadence, 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

CostPrice · In-app purchases · Ads · Monetization

Arlektra is free to download; Blast Pressure costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Blast Pressure ships an update every 8 months, Arlektra every 6 months. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

Scorecard3 real differences · 7 level
Blast Pressure versus Arlektra: the parameters behind the verdict, then further details
ParameterBlast PressureArlektra
Price$4.99Free — better
Rating—2.1 (9 ratings) — better
Positive reviews66.7% of reviews — better20.0% of reviews
Number of ratings—9 — better
Update frequencyEvery 8 monthsEvery 6 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.017.0
Further details — not scored
Size4 MB433 MB
Age rating4+4+
DeveloperRab EliasAR STEM LABS

Customer experience

Blast Pressure

Written reviews3 reviews
Positive66.7%
Neutral33.3%
Negative0.0%

Arlektra

All ratings7 ratings
Positive28.6%
Neutral14.3%
Negative57.1%
Written reviews5 reviews
Positive20.0%
Neutral20.0%
Negative60.0%

In-app purchases

None

Blast Pressure

No in-app purchases

None

Arlektra

No in-app purchases

Questions

Is Blast Pressure free?
Blast Pressure costs $4.99, with no in-app purchases.
Is Arlektra free?
Arlektra is free to download, with no in-app purchases.
Do Blast Pressure or Arlektra have ads?
Neither Blast Pressure nor Arlektra shows ads.
Which is updated more often, Blast Pressure or Arlektra?
Blast Pressure ships an update every 8 months, and Arlektra every 6 months. Most recently, Blast Pressure was updated on October 20, 2026 and Arlektra on October 24, 2026.

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