# FotoChart vs kontekst lens

The clearest difference is in-app purchases: kontekst lens at none against FotoChart's 1. kontekst lens also leads on update cadence (monthly vs every 3 months). FotoChart's advantage is iOS requirement (9.0 vs 15.5). On price, ads and device support there is nothing between them.

Both are free to download. FotoChart sells 1 one-off in-app purchase. kontekst lens asks for nothing beyond the download.

FotoChart ships an update every 3 months, kontekst lens monthly. The most recent releases landed on October 9, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | FotoChart | kontekst lens |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/fotochart/id1336106167/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 73 MB | 83 MB |
| Requires iOS | **9.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [mVISE AG](https://appshunter.io/developer/1256927943) | [Kontekst Software UG (haftungsbeschrankt)](https://appshunter.io/developer/1736101278) |

## What reviewers say

### FotoChart

[App page](https://appshunter.io/ios/app/fotochart/id1336106167)

This app lets you document projects with photos, adding measurements, notes, and standardized icons directly onto images. Organize, export, and share your visual documentation for planning, renovations, or damage reports.

**Highlights:** Add measurements and notes to photos, Use standardized icon sets, Organize photos into folders, Export projects as files or images, Photo post-processing tools, Measure lengths and angles

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Import & Export | $3.99 | one-time |


### kontekst lens

[App page](https://appshunter.io/ios/app/kontekst-lens/id6479527143)

**In-app purchases:** none


## Frequently asked questions

### Is FotoChart free?

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

### Is kontekst lens free?

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

### Do FotoChart or kontekst lens have ads?

Neither FotoChart nor kontekst lens shows ads.

### Which is updated more often, FotoChart or kontekst lens?

FotoChart ships an update every 3 months, and kontekst lens monthly. Most recently, FotoChart was updated on October 9, 2026 and kontekst lens on October 25, 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.*