# Griddy vs SolarCharger

The clearest difference is update cadence: SolarCharger at every 2 days against Griddy's every 3 months. SolarCharger also leads on iOS requirement (13.0 vs 16.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Griddy ships an update every 3 months, SolarCharger every 2 days. The most recent releases landed on October 8, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Griddy | SolarCharger |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (5 ratings)](https://appshunter.io/ios/app/griddy/id6447456866/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 days** |
| Monetization | Free | Free |
| Size | 14 MB | 4 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kyaw Zay Ya Lin Tun](https://appshunter.io/developer/1623030567) | [Ciprian Caraivan](https://appshunter.io/developer/1681759996) |

## What reviewers say

### Griddy

[App page](https://appshunter.io/ios/app/griddy/id6447456866)

This app helps you create precise drawings by overlaying customizable grids onto your images. Adjust grid properties, remove backgrounds, and pin your image to focus on your artwork. Save and share your creations easily.

**Highlights:** Customizable grids (size, color, opacity), Background removal and custom backgrounds, Device kept awake while working, Pinning feature to lock image, Save and share designs, Pre-made app icons

**In-app purchases:** none


### SolarCharger

[App page](https://appshunter.io/ios/app/solarcharger/id6478013993)

This app enables you to charge your Tesla using only solar energy from your panels. It redirects surplus solar power to your car, helping you save money and reduce reliance on the grid. Requires specific hardware for operation.

**Highlights:** Charge Tesla with solar power, Redirects surplus solar energy, Saves money on electricity bills, Uses smart meter for monitoring, Minimizes grid import, Maximizes self-consumption

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Griddy free?

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

### Is SolarCharger free?

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

### Do Griddy or SolarCharger have ads?

Neither Griddy nor SolarCharger shows ads.

### Which is updated more often, Griddy or SolarCharger?

Griddy ships an update every 3 months, and SolarCharger every 2 days. Most recently, Griddy was updated on October 8, 2026 and SolarCharger on September 30, 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.*