# ISCA Mobile App vs 5herlock

The clearest difference is ads: 5herlock at none against ISCA Mobile App's shown. ISCA Mobile App's advantage is update cadence (monthly vs every 3 months) and iOS requirement (13.0 vs 15.1). On price, 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.

ISCA Mobile App ships an update monthly, 5herlock every 3 months. The most recent releases landed on October 25, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | ISCA Mobile App | 5herlock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 3 months |
| Size | 121 MB | 36 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Institute of Singapore Chartered Accountants](https://appshunter.io/developer/1008675965) | [thomas Deillon](https://appshunter.io/developer/992355855) |

## What reviewers say

### ISCA Mobile App

[App page](https://appshunter.io/ios/app/isca-mobile-app/id1616179269)

**Features:** macOS Compatibility

**In-app purchases:** none


### 5herlock

[App page](https://appshunter.io/ios/app/5herlock/id6762472752)

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

**In-app purchases:** none


## Frequently asked questions

### Is ISCA Mobile App free?

ISCA Mobile App is free to download, with no in-app purchases.

### Is 5herlock free?

5herlock is free to download, with no in-app purchases.

### Do ISCA Mobile App or 5herlock have ads?

ISCA Mobile App shows ads; 5herlock does not.

### Which is updated more often, ISCA Mobile App or 5herlock?

ISCA Mobile App ships an update monthly, and 5herlock every 3 months. Most recently, ISCA Mobile App was updated on October 25, 2026 and 5herlock on October 18, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*