# Grayd for HAC vs pH Snap

The clearest difference is iOS requirement: Grayd for HAC at 13.0 against pH Snap's 18.2. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Grayd for HAC sells 3 in-app purchases, starting at $0.99 per month and pH Snap sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Grayd for HAC | pH Snap |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (109 ratings)](https://appshunter.io/ios/app/grayd-for-hac/id6451505759/reviews)** | — |
| Number of ratings | **109** | — |
| Positive reviews | 76.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Monetization | Freemium | — |
| Size | 87 MB | 5 MB |
| Requires iOS | **13.0** | 18.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Daniel Habib](https://appshunter.io/developer/1830894449) | [Menhiris group](https://appshunter.io/developer/1844457575) |

## What reviewers say

### Grayd for HAC

[App page](https://appshunter.io/ios/app/grayd-for-hac/id6451505759)

This app streamlines academic life by providing easy access to schedules, grades, assignments, and teacher information from your Home Access Center. It offers features like dynamic day schedules, recent assignment views, and a comprehensive calendar with attendance updates. Premium features include grade prediction and detailed GPA analysis.

**Highlights:** HAC data retrieval, Dynamic day schedule, Recent assignment tracking, Course information, Calendar with attendance, Grade prediction, GPA analysis

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - 1 Month | $0.99 | per month |
| Premium - 1 Year | $4.99 | per year |
| Premium - Lifetime | $14.99 | one-time |

**What reviewers like**

- 👍 Easy to use and beautiful UI
- 🚀 Grade prediction and GPA calculation
- 👍 Compatible with HAC
- 💡 Customizability options
- 💰 Affordable premium/free features

**What reviewers complain about**

- 🐛 Courses tab glitches
- 🐛 Login issues/errors
- 🐛 App not working after update
- 💰 Premium features for grade prediction
- 📉 Predict mode broken (class average becomes 0.00)

**Reported bugs**

- Courses tab glitches
- Login doesn't work/invalid credentials error
- App not working/won't open after update
- Null check on null value error when checking grades
- Predict mode broken (class average becomes 0.00)

**Requested features**

- Add support for more school districts
- Fix login bug for specific districts
- Light and dark screen options
- Fix predict mode bug where class average becomes 0.00


### pH Snap

[App page](https://appshunter.io/ios/app/ph-snap/id6753772884)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| pH Snap PRO | $3.99 | one-time |


## Frequently asked questions

### Is Grayd for HAC free?

Grayd for HAC is free to download, with in-app purchases available.

### Is pH Snap free?

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

### Do Grayd for HAC or pH Snap have ads?

Neither Grayd for HAC nor pH Snap shows ads.

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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.*