# Sleepy Classes vs UnderStand Courses

The clearest difference is in-app purchases: UnderStand Courses at none against Sleepy Classes's 4. UnderStand Courses also leads on update cadence (every 9 days vs every 5 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Sleepy Classes sells 4 one-off in-app purchases. UnderStand Courses asks for nothing beyond the download.

Sleepy Classes ships an update every 5 months, UnderStand Courses every 9 days. The most recent releases landed on September 15, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Sleepy Classes | UnderStand Courses |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 44.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 9 days** |
| Monetization | Free with in-app purchases | — |
| Size | 80 MB | 270 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sleepy Classes](https://appshunter.io/developer/1479977574) | [BLISSCODE SOFTWARES PRIVATE LIMITED](https://appshunter.io/developer/1790369633) |

## What reviewers say

### Sleepy Classes

[App page](https://appshunter.io/ios/app/sleepy-classes/id1479977575)

This app offers cost-effective, high-quality coaching for UPSC preparation. It provides test series with detailed explanations and sectional tests to pinpoint areas needing improvement, ensuring holistic preparation.

**Highlights:** Cost-effective UPSC coaching, Test series with crash course, Sectional tests for targeted practice, Detailed explanations for each question, Identify areas of deficiency, Holistic preparation guidance

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Current Affairs Test - 2018 | $9.99 | one-time |
| 4 Current Affairs Test - 2018 | $9.99 | one-time |
| CSAT Rapid Revision Course | $29.99 | one-time |
| Prelims and Mains 2020 | $249.99 | one-time |


### UnderStand Courses

[App page](https://appshunter.io/ios/app/understand-courses/id6747243039)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sleepy Classes free?

Sleepy Classes is free to download, with in-app purchases available.

### Is UnderStand Courses free?

UnderStand Courses is free to download, with no in-app purchases.

### Do Sleepy Classes or UnderStand Courses have ads?

Neither Sleepy Classes nor UnderStand Courses shows ads.

### Which is updated more often, Sleepy Classes or UnderStand Courses?

Sleepy Classes ships an update every 5 months, and UnderStand Courses every 9 days. Most recently, Sleepy Classes was updated on September 15, 2026 and UnderStand Courses on September 23, 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.*