# Delhi Secrets vs OPTIMIZE IAS

The clearest difference is in-app purchases: Delhi Secrets at none against OPTIMIZE IAS's 3. OPTIMIZE IAS's advantage is device support. On price, update cadence and iOS requirement there is nothing between them.

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

Delhi Secrets ships an update every 10 months, OPTIMIZE IAS every 15 months. The most recent releases landed on September 10, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Delhi Secrets | OPTIMIZE IAS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | **Every 10 months** | Every 15 months |
| Size | 90 MB | 75 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Anuj Gupta](https://appshunter.io/developer/1651060633) | [Learnyst Insight Private Limited](https://appshunter.io/developer/1114258009) |

## What reviewers say

### Delhi Secrets

[App page](https://appshunter.io/ios/app/delhi-secrets/id6476488415)

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Delhi Secrets free?

Delhi Secrets is free to download, with no in-app purchases.

### Is OPTIMIZE IAS free?

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

### Which is updated more often, Delhi Secrets or OPTIMIZE IAS?

Delhi Secrets ships an update every 10 months, and OPTIMIZE IAS every 15 months. Most recently, Delhi Secrets was updated on September 10, 2026 and OPTIMIZE IAS on September 13, 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.*