# CertLab vs FlexPMP

The clearest difference is update cadence: CertLab at every 2 days against FlexPMP's every 9 days. FlexPMP's advantage is iOS requirement (13.0 vs 16.4). 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.

CertLab ships an update every 2 days, FlexPMP every 9 days. The most recent releases landed on September 30, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | CertLab | FlexPMP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 9 days |
| Size | 38 MB | 49 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tenzin Negoen](https://appshunter.io/developer/1879033025) | [Anh Tuan Tran](https://appshunter.io/developer/1700591298) |

## What reviewers say

### CertLab

[App page](https://appshunter.io/ios/app/certlab/id6785120117)

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

**In-app purchases:** none


### FlexPMP

[App page](https://appshunter.io/ios/app/flexpmp/id6791504291)

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

**In-app purchases:** none


## Frequently asked questions

### Is CertLab free?

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

### Is FlexPMP free?

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

### Do CertLab or FlexPMP have ads?

Neither CertLab nor FlexPMP shows ads.

### Which is updated more often, CertLab or FlexPMP?

CertLab ships an update every 2 days, and FlexPMP every 9 days. Most recently, CertLab was updated on September 30, 2026 and FlexPMP on October 8, 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.*