# Digimarc Validate vs CalCollections

The clearest difference is iOS requirement: CalCollections at 18.4 against Digimarc Validate's 26.2. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Digimarc Validate ships an update every 6 weeks, CalCollections every 4 weeks. The most recent releases landed on September 30, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Digimarc Validate | CalCollections |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 4 weeks** |
| Size | 46 MB | 2 MB |
| Requires iOS | 26.2 | **18.4** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 4+ |
| Developer | [Digimarc](https://appshunter.io/developer/348205304) | [The Calculator Store SLNE](https://appshunter.io/developer/1801462449) |

## What reviewers say

### Digimarc Validate

[App page](https://appshunter.io/ios/app/digimarc-validate/id6711345278)

**In-app purchases:** none


### CalCollections

[App page](https://appshunter.io/ios/app/calcollections/id6746972417)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Digimarc Validate free?

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

### Is CalCollections free?

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

### Do Digimarc Validate or CalCollections have ads?

Neither Digimarc Validate nor CalCollections shows ads.

### Which is updated more often, Digimarc Validate or CalCollections?

Digimarc Validate ships an update every 6 weeks, and CalCollections every 4 weeks. Most recently, Digimarc Validate was updated on September 30, 2026 and CalCollections on October 5, 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.*