# IST Audit for Mobile vs TPC

The clearest difference is update cadence: TPC at daily against IST Audit for Mobile's every 5 months. IST Audit for Mobile's advantage is iOS requirement (11.0 vs 15.1). 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.

IST Audit for Mobile ships an update every 5 months, TPC daily. The most recent releases landed on October 9, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | IST Audit for Mobile | TPC |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Daily** |
| Size | 2 MB | 98 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Information Security Technology Corporation](https://appshunter.io/developer/1650535441) | [FUNTEK](https://appshunter.io/developer/1109360256) |

## What reviewers say

### IST Audit for Mobile

[App page](https://appshunter.io/ios/app/ist-audit-for-mobile/id6444652848)

**Features:** macOS Compatibility

**In-app purchases:** none


### TPC

[App page](https://appshunter.io/ios/app/tpc/id6761528693)

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

**In-app purchases:** none


## Frequently asked questions

### Is IST Audit for Mobile free?

IST Audit for Mobile is free to download, with no in-app purchases.

### Is TPC free?

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

### Do IST Audit for Mobile or TPC have ads?

Neither IST Audit for Mobile nor TPC shows ads.

### Which is updated more often, IST Audit for Mobile or TPC?

IST Audit for Mobile ships an update every 5 months, and TPC daily. Most recently, IST Audit for Mobile was updated on October 9, 2026 and TPC on October 7, 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.*