# Tanda Secure Parent App vs SDET Interview Coach

The clearest difference is in-app purchases: Tanda Secure Parent App at none against SDET Interview Coach's 2. Tanda Secure Parent App also leads on iOS requirement (12.0 vs 15.1). SDET Interview Coach's advantage is update cadence (every 3 days vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. SDET Interview Coach sells 2 in-app purchases, starting at $5.99 per month. Tanda Secure Parent App asks for nothing beyond the download.

Tanda Secure Parent App ships an update monthly, SDET Interview Coach every 3 days. The most recent releases landed on September 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Tanda Secure Parent App | SDET Interview Coach |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 days** |
| Size | 54 MB | 44 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Data InfoSec Consult Ltd](https://appshunter.io/developer/1541176755) | [Mitchell Agoma](https://appshunter.io/developer/1863538002) |

## What reviewers say

### Tanda Secure Parent App

[App page](https://appshunter.io/ios/app/tanda-secure-parent-app/id1611430266)

**Features:** macOS Compatibility

**In-app purchases:** none


### SDET Interview Coach

[App page](https://appshunter.io/ios/app/sdet-interview-coach/id6763396692)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SDET Coach Pro - Monthly | $5.99 | per month |
| SDET Coach Pro - Annual | $69.99 | per year |


## Frequently asked questions

### Is Tanda Secure Parent App free?

Tanda Secure Parent App is free to download, with no in-app purchases.

### Is SDET Interview Coach free?

SDET Interview Coach is free to download, with in-app purchases available.

### Do Tanda Secure Parent App or SDET Interview Coach have ads?

Neither Tanda Secure Parent App nor SDET Interview Coach shows ads.

### Which is updated more often, Tanda Secure Parent App or SDET Interview Coach?

Tanda Secure Parent App ships an update monthly, and SDET Interview Coach every 3 days. Most recently, Tanda Secure Parent App was updated on September 30, 2026 and SDET Interview Coach on October 28, 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.*