# Test Series vs Christopher

The clearest difference is in-app purchases: Christopher at none against Test Series's 10. Christopher also leads on update cadence (every 4 months vs every 8 months). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. Test Series sells 10 one-off in-app purchases. Christopher asks for nothing beyond the download.

Test Series ships an update every 8 months, Christopher every 4 months. The most recent releases landed on June 26, 2026 and July 8, 2026 respectively.

## The numbers

| Metric | Test Series | Christopher |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 4 months** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 146 MB | 93 MB |
| Requires iOS | 15.5 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Zordo Technologies](https://appshunter.io/developer/1568642738) | [Anuj Gupta](https://appshunter.io/developer/1651060633) |

## What reviewers say

### Test Series

[App page](https://appshunter.io/ios/app/test-series-testegy/id6450623372)

This app offers comprehensive preparation for various competitive exams with mock tests, previous year papers, and doubt sessions. It provides multilingual support and detailed performance analysis to help students gauge and improve their readiness.

**Highlights:** Mock tests for competitive exams, Previous year papers, Doubt clarification sessions, Multilingual support, Detailed performance analysis, Daily current affairs with notes, Night mode

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Package - 12500 | $119.99 | one-time |
| Package - 15900 | $149.99 | one-time |
| Package - 16900 | $179.99 | one-time |
| Package - 17900 | $179.99 | one-time |
| Package - 20900 | $199.99 | one-time |
| Package - 27900 | $299.99 | one-time |
| Package - 29900 | $299.99 | one-time |
| Package - 39900 | $399.99 | one-time |
| Package - 44900 | $449.99 | one-time |
| Package - 69900 | $699.99 | one-time |


### Christopher

[App page](https://appshunter.io/ios/app/christopher/id6473265340)

This platform offers online learning for competitive exam preparation, guided by an experienced educator. It aims to provide comprehensive educational resources for students seeking government sector placements.

**Highlights:** Online learning platform, Competitive exam preparation, Expert guidance, Government sector placement focus, Mobile learning

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Test Series free?

Test Series is free to download, with in-app purchases available.

### Is Christopher free?

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

### Do Test Series or Christopher have ads?

Neither Test Series nor Christopher shows ads.

### Which is updated more often, Test Series or Christopher?

Test Series ships an update every 8 months, and Christopher every 4 months. Most recently, Test Series was updated on June 26, 2026 and Christopher on July 8, 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.*