# OPTIMIZE IAS vs DECODE CIVILS 2.0

The clearest difference is in-app purchases: DECODE CIVILS 2.0 at none against OPTIMIZE IAS's 3. DECODE CIVILS 2.0 also leads on update cadence (every 5 weeks vs every 15 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. OPTIMIZE IAS sells 3 one-off in-app purchases. DECODE CIVILS 2.0 asks for nothing beyond the download.

OPTIMIZE IAS ships an update every 15 months, DECODE CIVILS 2.0 every 5 weeks. The most recent releases landed on October 17, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | OPTIMIZE IAS | DECODE CIVILS 2.0 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 5 weeks** |
| Monetization | — | Free |
| Size | 75 MB | 277 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Learnyst Insight Private Limited](https://appshunter.io/developer/1114258009) | [BLISSCODE SOFTWARES PRIVATE LIMITED](https://appshunter.io/developer/1790369633) |

## 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 2.0

[App page](https://appshunter.io/ios/app/decode-civils-20/id6793012781)

Access classroom-recorded lectures and study materials with seamless video playback. Download content for offline viewing and benefit from strong anti-piracy protections.

**Highlights:** Classroom-recorded lectures, Study materials, Smooth video playback, Offline download capability, Anti-piracy measures

**Features:** macOS Compatibility, 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 2.0 free?

DECODE CIVILS 2.0 is free to download, with no in-app purchases.

### Do OPTIMIZE IAS or DECODE CIVILS 2.0 have ads?

Neither OPTIMIZE IAS nor DECODE CIVILS 2.0 shows ads.

### Which is updated more often, OPTIMIZE IAS or DECODE CIVILS 2.0?

OPTIMIZE IAS ships an update every 15 months, and DECODE CIVILS 2.0 every 5 weeks. Most recently, OPTIMIZE IAS was updated on October 17, 2026 and DECODE CIVILS 2.0 on October 25, 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.*