# RAINTREE ISC vs CyberAce Cert Prep

The clearest difference is price: RAINTREE ISC at Free against CyberAce Cert Prep's $0.99. CyberAce Cert Prep's advantage is ads (none vs shown) and update cadence (daily vs monthly). On in-app purchases and device support there is nothing between them.

RAINTREE ISC is free to download; CyberAce Cert Prep costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

RAINTREE ISC ships an update monthly, CyberAce Cert Prep daily. The most recent releases landed on October 9, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | RAINTREE ISC | CyberAce Cert Prep |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Daily** |
| Size | 94 MB | 34 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Panha Sa](https://appshunter.io/developer/1534830463) | [Polemics Applications LLC](https://appshunter.io/developer/482504032) |

## What reviewers say

### RAINTREE ISC

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

**Features:** macOS Compatibility

**In-app purchases:** none


### CyberAce Cert Prep

[App page](https://appshunter.io/ios/app/cyberace-cert-prep/id6745162959)

**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 CyberAce Cert Prep free?

CyberAce Cert Prep costs $0.99, with no in-app purchases.

### Do RAINTREE ISC or CyberAce Cert Prep have ads?

RAINTREE ISC shows ads; CyberAce Cert Prep does not.

### Which is updated more often, RAINTREE ISC or CyberAce Cert Prep?

RAINTREE ISC ships an update monthly, and CyberAce Cert Prep daily. Most recently, RAINTREE ISC was updated on October 9, 2026 and CyberAce Cert Prep on October 15, 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.*