# LabStretch2 vs Lens Correction

The clearest difference is ads: LabStretch2 at none against Lens Correction's shown. LabStretch2 also leads on iOS requirement (9.1 vs 18.0). Lens Correction's advantage is update cadence (monthly vs every 55 months). On price, 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.

LabStretch2 ships an update every 55 months, Lens Correction monthly. The most recent releases landed on October 13, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | LabStretch2 | Lens Correction |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/lens-correction-portrait-issue/id1576498901/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 55 months | **Monthly** |
| Monetization | — | Ad-supported |
| Size | 14 MB | 14 MB |
| Requires iOS | **9.1** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Robert Mark](https://appshunter.io/developer/1049040325) | [CHI HAO CHIU](https://appshunter.io/developer/1059226484) |

## What reviewers say

### LabStretch2

[App page](https://appshunter.io/ios/app/labstretch2/id1066022874)

**Features:** macOS Compatibility

**In-app purchases:** none


### Lens Correction

[App page](https://appshunter.io/ios/app/lens-correction-portrait-issue/id1576498901)

This app corrects portrait distortion caused by wide-angle iPhone lenses. It effectively resolves the stretching effect on faces near the edges of photos, making them more recognizable. It is specifically designed for portrait correction and may not significantly impact other photo types.

**Highlights:** Corrects wide-angle lens distortion, Fixes stretched portraits, Designed for selfie and group photos, Simple photo selection process, Focuses on portrait deformation

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

**In-app purchases:** none


## Frequently asked questions

### Is LabStretch2 free?

LabStretch2 is free to download, with no in-app purchases.

### Is Lens Correction free?

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

### Do LabStretch2 or Lens Correction have ads?

Lens Correction shows ads; LabStretch2 does not.

### Which is updated more often, LabStretch2 or Lens Correction?

LabStretch2 ships an update every 55 months, and Lens Correction monthly. Most recently, LabStretch2 was updated on October 13, 2026 and Lens Correction on September 18, 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.*