# Gradus¹ vs charging play

Gradus¹ and charging play both sit at 4.5 stars, but that hides the real split: 77% of Gradus¹'s written reviews are positive against 36% of charging play's. Gradus¹ also leads on in-app purchases (none vs 1) and ads (none vs shown). charging play's advantage is ratings volume (14K vs 6) and update cadence (monthly vs every 3 months). On price, rating, device support and iOS requirement there is nothing between them.

Both are free to download. charging play sells 1 one-off in-app purchase. Gradus¹ asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.5 for Gradus¹ against 4.5 for charging play. That said, the two scores are not equally well evidenced: charging play has 14K ratings behind it against 6, so its average is the more settled of the two. Written reviews are what separate them: 77% of Gradus¹'s written reviews are positive against 36% of charging play's.

Gradus¹ ships an update every 3 months, charging play monthly. The most recent releases landed on October 20, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Gradus¹ | charging play |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (6 ratings)](https://appshunter.io/ios/app/gradus/id1063184658/reviews)** | [4.5 (14K ratings)](https://appshunter.io/ios/app/charging-play/id1532220797/reviews) |
| Number of ratings | 6 | **14K** |
| Positive reviews | **77.3% of reviews** | 36.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 18 MB | 123 MB |
| Requires iOS | **9.0** | 10.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Andrew Abosh](https://appshunter.io/developer/1048816559) | [妮琳 张](https://appshunter.io/developer/1565967537) |

## What reviewers say

### Gradus¹

[App page](https://appshunter.io/ios/app/gradus/id1063184658)

This app helps students accurately calculate their current grades and understand the impact of future assignments and exams on their overall performance. It offers a user-friendly interface for managing academic progress.

**Highlights:** Calculate percentage of single entries, Convert category grades to percentages, Determine needed scores for desired grades, Customizable and easy-to-use interface

**Features:** macOS Compatibility

**In-app purchases:** none


### charging play

[App page](https://appshunter.io/ios/app/charging-play/id1532220797)

Enhance your charging experience with custom animations. This app automatically displays vibrant visuals when your device is plugged in or placed on a wireless charger, and exits when charging stops. It also intelligently calibrates charging percentage data for a more personalized display.

**Highlights:** Automatic charging animation display, Wireless charging animation support, Intelligent charging percentage calibration, IOS 14 shortcut command automation, Automatic exit when charging stops

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Advanced features | $1.99 | one-time |

**What reviewers like**

- 👍 Good app
- 🚀 Works well
- 💕 Enjoyable to use
- 🝮 Customizable animations

**What reviewers complain about**

- 🐛 Buggy
- 🤔 Confusing to use
- 🔋 Drains battery
- 🤯 Crashes frequently
- 🙄 Unnecessary notifications

**Reported bugs**

- Can't change animation after initial setup
- App gets stuck on charging screen
- Ads don't close properly
- Compatibility issues with certain phones
- Sound doesn't work with headphones

**Requested features**

- Allow changing animations while locked
- Add more animation options
- Make it work with headphones
- Improve translation quality
- Add widget support


## Frequently asked questions

### Is Gradus¹ free?

Gradus¹ is free to download, with no in-app purchases.

### Is charging play free?

charging play is free to download, with in-app purchases available.

### Which has better reviews, Gradus¹ or charging play?

Gradus¹ is rated higher. Gradus¹ averages 4.5 out of 5 from 6 ratings, while charging play averages 4.5 from 14K ratings.

### Do Gradus¹ or charging play have ads?

charging play shows ads; Gradus¹ does not.

### Which is updated more often, Gradus¹ or charging play?

Gradus¹ ships an update every 3 months, and charging play monthly. Most recently, Gradus¹ was updated on October 20, 2026 and charging play on October 29, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*