Combination & Decomposition vs DOST SIMATAR
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Combination & Decomposition
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"Combination and Decomposition Reactions" is an immersive chemistry lab experiment app for high school students. Embark on a guided journey to explore the intricacies of these reactions with step-by-step protocols, 3D models, and interactive features. Key Highlights: 1. Hands-on learning of combination and decomposition reactions 2. Comprehensive guide for high school students 3. Detailed 3D models and rotational views enhance understanding 4. Audio guide for comprehensive insights 5. Zoom functionality for close examination Features: 1. Detailed 3D models with labeled apparatus 2. Informative audio guide 3. Rotational models for varied perspectives 4. Suitable for hands-on lab experiments 5. Interactive zoom functionality for detailed examination
DOST SIMATAR
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Embark on an extraordinary journey with SIMATAR, the groundbreaking Augmented Reality (AR) application designed exclusively for the SIMATAR Booklet. Dive into a captivating fusion of the real world and the virtual realm, as your surroundings transform into a portal of endless possibilities.
Screenshots
Verdict
The clearest difference is price: DOST SIMATAR at Free against Combination & Decomposition's $1.99. DOST SIMATAR also leads on update cadence (weekly vs every 33 months). Combination & Decomposition's advantage is iOS requirement (11.0 vs 15.0). On 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
DOST SIMATAR is free to download; Combination & Decomposition costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Combination & Decomposition ships an update every 33 months, DOST SIMATAR weekly. The most recent releases landed on October 11, 2026 and October 10, 2026 respectively.
| Parameter | Combination & Decomposition | DOST SIMATAR |
|---|---|---|
| Price | $1.99 | Free — better |
| Update frequency | Every 33 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 149 MB | 289 MB |
| Age rating | 4+ | 4+ |
| Developer | VIRTUAL FILAMENTS PRIVATE LIMITED | Science Education Institute |
In-app purchases
Combination & Decomposition
No in-app purchases
DOST SIMATAR
No in-app purchases
Questions
Is Combination & Decomposition free?
Is DOST SIMATAR free?
Do Combination & Decomposition or DOST SIMATAR have ads?
Which is updated more often, Combination & Decomposition or DOST SIMATAR?
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