# RAINTREE ISC vs CISSP Certification Prep 2025

The clearest difference is iOS requirement: CISSP Certification Prep 2025 at 12.0 against RAINTREE ISC's 15.6. On price, ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | RAINTREE ISC | CISSP Certification Prep 2025 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Monthly | — |
| Size | 94 MB | 59 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Panha Sa](https://appshunter.io/developer/1534830463) | [ZIROTEK Corp.](https://appshunter.io/developer/1209821727) |

## What reviewers say

### RAINTREE ISC

[App page](https://appshunter.io/ios/app/raintree-isc/id1625619311)

**Features:** macOS Compatibility

**In-app purchases:** none


### CISSP Certification Prep 2025

[App page](https://appshunter.io/ios/app/cissp-certification-prep-2025/id6738706889)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RAINTREE ISC free?

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

### Is CISSP Certification Prep 2025 free?

CISSP Certification Prep 2025 is free to download, with no in-app purchases.

### Do RAINTREE ISC or CISSP Certification Prep 2025 have ads?

Both RAINTREE ISC and CISSP Certification Prep 2025 show ads.

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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.*