# Physics by A. Singh Sir vs OCS Student App

Physics by A. Singh Sir and OCS Student App are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Physics by A. Singh Sir ships an update every 2 months, OCS Student App every 4 weeks. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Physics by A. Singh Sir | OCS Student App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 weeks** |
| Size | 111 MB | 31 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Anuj Gupta](https://appshunter.io/developer/1651060633) | [Office of Career Services, IIT Delhi](https://appshunter.io/developer/1540035614) |

## What reviewers say

### Physics by A. Singh Sir

[App page](https://appshunter.io/ios/app/physics-by-a-singh-sir/id6737411285)

**Features:** Vision Pro support

**In-app purchases:** none


### OCS Student App

[App page](https://appshunter.io/ios/app/ocs-student-app/id6801218397)

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

**In-app purchases:** none


## Frequently asked questions

### Is Physics by A. Singh Sir free?

Physics by A. Singh Sir is free to download, with no in-app purchases.

### Is OCS Student App free?

OCS Student App is free to download, with no in-app purchases.

### Do Physics by A. Singh Sir or OCS Student App have ads?

Neither Physics by A. Singh Sir nor OCS Student App shows ads.

### Which is updated more often, Physics by A. Singh Sir or OCS Student App?

Physics by A. Singh Sir ships an update every 2 months, and OCS Student App every 4 weeks. Most recently, Physics by A. Singh Sir was updated on November 8, 2026 and OCS Student App on October 31, 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.*