# OLSAT for 2nd Grade vs CloudLabs Environmental Factor

The clearest difference is monetization model: CloudLabs Environmental Factor at free against OLSAT for 2nd Grade's paid. CloudLabs Environmental Factor also leads on update cadence (every 3 weeks vs every 3 months) and iOS requirement (9.0 vs 12.0). On ads, in-app purchases and device support there is nothing between them.

OLSAT for 2nd Grade ships an update every 3 months, CloudLabs Environmental Factor every 3 weeks. The most recent releases landed on October 24, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | OLSAT for 2nd Grade | CloudLabs Environmental Factor |
| --- | --- | --- |
| Price | — | **Free** |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/cloudlabs-environmental-factor/id1636549761/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Paid | **Free** |
| Size | 30 MB | 74 MB |
| Requires iOS | 12.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Polemics Applications LLC](https://appshunter.io/developer/482504032) | [Jiovany Orozco](https://appshunter.io/developer/1114670847) |

## What reviewers say

### OLSAT for 2nd Grade

[App page](https://appshunter.io/ios/app/olsat-for-2nd-grade/id1173326566)

Prepare for the OLSAT Grade 2 test with this comprehensive learning tool. It focuses on enhancing critical thinking, cognitive abilities, and problem-solving skills through structured practice across all core test components. Gain confidence with adaptive question banks and detailed progress tracking.

**Highlights:** Verbal and Pictorial Analogies, Sequential and Categorical Classifications, Advanced Pattern Recognition, Complex Figural Series, Adaptive question banks, Immediate performance feedback, Quiz progress tracking

**Features:** macOS Compatibility

**In-app purchases:** none


### CloudLabs Environmental Factor

[App page](https://appshunter.io/ios/app/cloudlabs-environmental-factor/id1636549761)

Explore an aquatic ecosystem simulator where you can manipulate environmental factors like temperature, oxygen, and light. Observe the impact of these changes on species such as algae, crustaceans, and fish.

**Highlights:** Aquatic ecosystem simulation, Control temperature, oxygen, and light, Observe species reactions, Study environmental extremes, Educational tool

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OLSAT for 2nd Grade free?

Pricing for OLSAT for 2nd Grade is not currently listed on the App Store.

### Is CloudLabs Environmental Factor free?

CloudLabs Environmental Factor is free to download, with no in-app purchases.

### Do OLSAT for 2nd Grade or CloudLabs Environmental Factor have ads?

Neither OLSAT for 2nd Grade nor CloudLabs Environmental Factor shows ads.

### Which is updated more often, OLSAT for 2nd Grade or CloudLabs Environmental Factor?

OLSAT for 2nd Grade ships an update every 3 months, and CloudLabs Environmental Factor every 3 weeks. Most recently, OLSAT for 2nd Grade was updated on October 24, 2026 and CloudLabs Environmental Factor on October 17, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*