# KartaLink vs Stops+

The clearest difference is in-app purchases: KartaLink at none against Stops+'s 5. KartaLink also leads on iOS requirement (16.4 vs 18.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Stops+ sells 5 in-app purchases, starting at $1.99 per month. KartaLink asks for nothing beyond the download.

KartaLink ships an update monthly, Stops+ every 6 weeks. The most recent releases landed on October 16, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | KartaLink | Stops+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (2 ratings)](https://appshunter.io/ios/app/stops-plus/id6538719303/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 weeks |
| Monetization | — | Freemium |
| Size | 26 MB | 30 MB |
| Requires iOS | **16.4** | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 9+ |
| Developer | [Grab.com](https://appshunter.io/developer/1136548164) | [Purpl Pro](https://appshunter.io/developer/1662309039) |

## What reviewers say

### KartaLink

[App page](https://appshunter.io/ios/app/kartalink/id6450411148)

**Features:** Vision Pro support

**In-app purchases:** none


### Stops+

[App page](https://appshunter.io/ios/app/stops-plus/id6538719303)

This app precisely calculates exposure compensation for aperture, FPS, shutter speed, and ISO with fine increments. It helps artists and technologists avoid guesswork on set or in labs, offering features like DIFF Mode for instant attribute differences and filter compensation.

**Highlights:** Precise exposure compensation calculation, Adjustments in 1/32 stop increments, DIFF Mode for instant attribute differences, Lens filter compensation (up to 2 filters), Customizable parameter settings, ETTR/ETTL ISO calculation

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus | $1.99 | per month |
| Plus | $5.99 | per year |
| Lab Super Precision | $4.99 | one-time |
| Exposure Compensate | $4.99 | one-time |
| Plus Lifetime | $24.99 | one-time |


## Frequently asked questions

### Is KartaLink free?

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

### Is Stops+ free?

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

### Do KartaLink or Stops+ have ads?

Neither KartaLink nor Stops+ shows ads.

### Which is updated more often, KartaLink or Stops+?

KartaLink ships an update monthly, and Stops+ every 6 weeks. Most recently, KartaLink was updated on October 16, 2026 and Stops+ on October 4, 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.*