# TKController vs Secret Vault

The clearest difference is in-app purchases: TKController at none against Secret Vault's 2. TKController also leads on iOS requirement (11.0 vs 15.6). Secret Vault's advantage is ads (none vs shown) and update cadence (every 2 months vs every 11 months). On price and device support there is nothing between them.

Both are free to download. Secret Vault sells 2 in-app purchases, starting at $5.99 per month. TKController asks for nothing beyond the download.

TKController ships an update every 11 months, Secret Vault every 2 months. The most recent releases landed on October 15, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | TKController | Secret Vault |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (8 ratings)](https://appshunter.io/ios/app/tkcontroller/id601959183/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 83.3% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 11 months | **Every 2 months** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 13 MB | 63 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Dave White](https://appshunter.io/developer/474902979) | [SERGEJ JAVORSKIJ](https://appshunter.io/developer/1582608193) |

## What reviewers say

### TKController

[App page](https://appshunter.io/ios/app/tkcontroller/id601959183)

This utility app simplifies the control of GPS tracker devices by generating SMS messages for commands. It supports various TK-series trackers and similar devices, allowing users to manage features like geo-fencing, shock alerts, and location tracking.

**Highlights:** SMS message generation for tracker commands, Geo-fencing and stockade area alerts, Shock and movement detection notifications, Configurable position update frequency, Device status monitoring (battery, GPS, GSM), Remote engine disable function

**Features:** macOS Compatibility

**In-app purchases:** none


### Secret Vault

[App page](https://appshunter.io/ios/app/secret-vault-hidden-photo/id6670318394)

Securely hide your private photos and videos behind a password or biometric lock. This app offers strong encryption and an auto-delete option for originals, ensuring your media remains private. Organize content into custom albums and utilize a built-in editor for basic adjustments.

**Highlights:** Hide photos and videos, Password and biometric lock, Instant file encryption, Auto-delete originals, Built-in photo editor, Custom album organization, Discreet app icon

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $5.99 | per month |
| Yearly Full Access | $29.99 | per year |


## Frequently asked questions

### Is TKController free?

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

### Is Secret Vault free?

Secret Vault is free to download, with in-app purchases available.

### Do TKController or Secret Vault have ads?

TKController shows ads; Secret Vault does not.

### Which is updated more often, TKController or Secret Vault?

TKController ships an update every 11 months, and Secret Vault every 2 months. Most recently, TKController was updated on October 15, 2026 and Secret Vault on October 24, 2026.

---

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