# Skill 91 vs NIT AP

The clearest difference is in-app purchases: NIT AP at none against Skill 91's 2. NIT AP also leads on update cadence (weekly vs every 40 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Skill 91 sells 2 one-off in-app purchases. NIT AP asks for nothing beyond the download.

Skill 91 ships an update every 40 months, NIT AP weekly. The most recent releases landed on October 15, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Skill 91 | NIT AP |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 40 months | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 279 MB | 56 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Neeraj Arora](https://appshunter.io/developer/1434568582) | [CALLVCAL TECHNOLOGY PRIVATE LIMITED](https://appshunter.io/developer/1697883102) |

## What reviewers say

### Skill 91

[App page](https://appshunter.io/ios/app/skill-91/id1547962099)

This app offers industry-focused skills with a strong emphasis on practical application. It aims to empower students to start earning immediately after graduation by providing marketable skills at affordable prices.

**Highlights:** Industry-focused skills, Practical application emphasis, Marketable skill development, Affordable pricing, Empowerment for immediate earning

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Blockchain | $10.99 | one-time |
| Excel Club | $12.99 | one-time |


### NIT AP

[App page](https://appshunter.io/ios/app/nit-ap-mess-app/id6470261118)

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

**In-app purchases:** none


## Frequently asked questions

### Is Skill 91 free?

Skill 91 is free to download, with in-app purchases available.

### Is NIT AP free?

NIT AP is free to download, with no in-app purchases.

### Do Skill 91 or NIT AP have ads?

Neither Skill 91 nor NIT AP shows ads.

### Which is updated more often, Skill 91 or NIT AP?

Skill 91 ships an update every 40 months, and NIT AP weekly. Most recently, Skill 91 was updated on October 15, 2026 and NIT AP on October 4, 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.*