# CASI Audit Tool vs Sync Time App

The clearest difference is iOS requirement: CASI Audit Tool at 13.1 against Sync Time App's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

CASI Audit Tool ships an update every 3 months, Sync Time App every 2 months. The most recent releases landed on September 10, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | CASI Audit Tool | Sync Time App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 38 MB | 89 MB |
| Requires iOS | **13.1** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [everysite](https://appshunter.io/developer/643308653) | [Simplifly Incorporated](https://appshunter.io/developer/1587842400) |

## What reviewers say

### CASI Audit Tool

[App page](https://appshunter.io/ios/app/casi-audit-tool/id643308650)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sync Time App

[App page](https://appshunter.io/ios/app/sync-time-app/id1668827186)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CASI Audit Tool free?

CASI Audit Tool is free to download, with no in-app purchases.

### Is Sync Time App free?

Sync Time App is free to download, with no in-app purchases.

### Do CASI Audit Tool or Sync Time App have ads?

Neither CASI Audit Tool nor Sync Time App shows ads.

### Which is updated more often, CASI Audit Tool or Sync Time App?

CASI Audit Tool ships an update every 3 months, and Sync Time App every 2 months. Most recently, CASI Audit Tool was updated on September 10, 2026 and Sync Time App on September 11, 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.*