# OptimaRetailTech vs Krondoc

The clearest difference is update cadence: Krondoc at weekly against OptimaRetailTech's every 3 weeks. OptimaRetailTech's advantage is iOS requirement (12.0 vs 15.0). 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.

OptimaRetailTech ships an update every 3 weeks, Krondoc weekly. The most recent releases landed on September 9, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | OptimaRetailTech | Krondoc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Size | 39 MB | 32 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Optima Retail](https://appshunter.io/developer/1779908245) | [SERVICIOS AVANZADOS DE OPINION SL](https://appshunter.io/developer/1715624847) |

## What reviewers say

### OptimaRetailTech

[App page](https://appshunter.io/ios/app/optimaretailtech/id6738275896)

**Features:** macOS Compatibility

**In-app purchases:** none


### Krondoc

[App page](https://appshunter.io/ios/app/krondoc/id6741791280)

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

**In-app purchases:** none


## Frequently asked questions

### Is OptimaRetailTech free?

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

### Is Krondoc free?

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

### Do OptimaRetailTech or Krondoc have ads?

Neither OptimaRetailTech nor Krondoc shows ads.

### Which is updated more often, OptimaRetailTech or Krondoc?

OptimaRetailTech ships an update every 3 weeks, and Krondoc weekly. Most recently, OptimaRetailTech was updated on September 9, 2026 and Krondoc on September 24, 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.*