# Donate Water vs Card Grader App

The clearest difference is in-app purchases: Donate Water at none against Card Grader App's 2. Donate Water also leads on iOS requirement (12.0 vs 15.0). Card Grader App's advantage is update cadence (monthly vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Card Grader App sells 2 in-app purchases, starting at $4.99 per 7 days. Donate Water asks for nothing beyond the download.

Donate Water ships an update every 3 months, Card Grader App monthly. The most recent releases landed on October 25, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Donate Water | Card Grader App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/card-grader-app/id6761768401/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 87 MB | 20 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [IIASA](https://appshunter.io/developer/1101285210) | [Allegro Digital](https://appshunter.io/developer/1839170882) |

## What reviewers say

### Donate Water

[App page](https://appshunter.io/ios/app/donate-water/id6468664650)

**Features:** macOS Compatibility

**In-app purchases:** none


### Card Grader App

[App page](https://appshunter.io/ios/app/card-grader-app/id6761768401)

This app assists collectors in evaluating and documenting the condition of trading cards. It offers a guided process for capturing card images and uses AI for condition analysis, providing a clear grade breakdown and shareable images of graded cards.

**Highlights:** Guided card capture, AI-assisted condition analysis, Clean grade breakdown, Slabbed card image generation, Organized card history, Easy sharing

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $4.99 | per 7 days |
| Yearly Subscription | $29.99 | per year |


## Frequently asked questions

### Is Donate Water free?

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

### Is Card Grader App free?

Card Grader App is free to download, with in-app purchases available.

### Do Donate Water or Card Grader App have ads?

Neither Donate Water nor Card Grader App shows ads.

### Which is updated more often, Donate Water or Card Grader App?

Donate Water ships an update every 3 months, and Card Grader App monthly. Most recently, Donate Water was updated on October 25, 2026 and Card Grader App on October 23, 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.*