# Certify Yellow QC vs ScamStöp

The clearest difference is review sentiment: ScamStöp at 100% against Certify Yellow QC's 0%. ScamStöp also leads on update cadence (every 2 days vs every 2 months). Certify Yellow QC's advantage is in-app purchases (none vs 2). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ScamStöp sells 2 one-off in-app purchases. Certify Yellow QC asks for nothing beyond the download.

Certify Yellow QC ships an update every 2 months, ScamStöp every 2 days. The most recent releases landed on June 4, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Certify Yellow QC | ScamStöp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/scamstop/id6477319643/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 25 MB | 13 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Acviss Technologies Private Limited](https://appshunter.io/developer/1518557089) | [Konsolt.Beyond Technology Corporation](https://appshunter.io/developer/1267882299) |

## What reviewers say

### Certify Yellow QC

[App page](https://appshunter.io/ios/app/certify-yellow-qc/id1529225471)

This tool helps factories and manufacturers verify product authenticity during production. It uses AI-driven security technology to detect counterfeits in real-time, ensuring accurate quality control. Quickly scan labels to confirm genuine products and streamline the QC process.

**Highlights:** AI-driven security technology, Real-time counterfeit detection, Instant Yellow Label scanning, Non-cloneable label verification, Streamlined factory QC process

**Features:** macOS Compatibility

**In-app purchases:** none


### ScamStöp

[App page](https://appshunter.io/ios/app/scamstop/id6477319643)

This app uses AI and machine learning to analyze text, screenshots, and audio for potential scams and fraud. It helps users make informed decisions about suspicious communications, acting as a proactive safety tool.

**Highlights:** AI-powered scam detection, Analyzes text, screenshots, and audio, Proactive safety for communications, Helps prevent fraud, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Booster Pack | $1.99 | one-time |
| No Ads + UNLIMITED SEARCHES | $3.99 | one-time |


## Frequently asked questions

### Is Certify Yellow QC free?

Certify Yellow QC is free to download, with no in-app purchases.

### Is ScamStöp free?

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

### Do Certify Yellow QC or ScamStöp have ads?

Neither Certify Yellow QC nor ScamStöp shows ads.

### Which is updated more often, Certify Yellow QC or ScamStöp?

Certify Yellow QC ships an update every 2 months, and ScamStöp every 2 days. Most recently, Certify Yellow QC was updated on June 4, 2026 and ScamStöp on September 16, 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.*