# OPTIMIZE IAS vs DECODE CIVILS

The clearest difference is in-app purchases: DECODE CIVILS at none against OPTIMIZE IAS's 3. DECODE CIVILS also leads on iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. OPTIMIZE IAS sells 3 one-off in-app purchases. DECODE CIVILS asks for nothing beyond the download.

## The numbers

| Metric | OPTIMIZE IAS | DECODE CIVILS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 15 months | — |
| Size | 75 MB | 251 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Learnyst Insight Private Limited](https://appshunter.io/developer/1114258009) | [Mudit Jain](https://appshunter.io/developer/1887804055) |

## What reviewers say

### OPTIMIZE IAS

[App page](https://appshunter.io/ios/app/optimize-ias/id6745391661)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Prelims PYQ Mastery | $39.99 | one-time |
| OPTIMA (Lite) 2025 Prelims | $49.99 | one-time |
| LAQSHYA2026 PRELIMS MENTORSHIP | $129.99 | one-time |


### DECODE CIVILS

[App page](https://appshunter.io/ios/app/decode-civils/id6761103777)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is OPTIMIZE IAS free?

OPTIMIZE IAS is free to download, with in-app purchases available.

### Is DECODE CIVILS free?

DECODE CIVILS is free to download, with no in-app purchases.

### Do OPTIMIZE IAS or DECODE CIVILS have ads?

Neither OPTIMIZE IAS nor DECODE CIVILS shows ads.

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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.*