# Public Service Solar vs Ceramic Mark Identifier

The clearest difference is in-app purchases: Public Service Solar at none against Ceramic Mark Identifier's 2. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Ceramic Mark Identifier sells 2 in-app purchases, starting at $3.99 per 7 days. Public Service Solar asks for nothing beyond the download.

## The numbers

| Metric | Public Service Solar | Ceramic Mark Identifier |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | — |
| Size | 6 MB | 43 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Public Service Solar](https://appshunter.io/developer/1808989527) | [Deisy Renteria](https://appshunter.io/developer/1579364093) |

## What reviewers say

### Public Service Solar

[App page](https://appshunter.io/ios/app/public-service-solar/id6744705407)

**Features:** macOS Compatibility

**In-app purchases:** none


### Ceramic Mark Identifier

[App page](https://appshunter.io/ios/app/ceramic-mark-identifier/id6761072581)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium Subscription | $3.99 | per 7 days |
| Annual Premium Subscription | $24.99 | per year |


## Frequently asked questions

### Is Public Service Solar free?

Public Service Solar is free to download, with no in-app purchases.

### Is Ceramic Mark Identifier free?

Ceramic Mark Identifier is free to download, with in-app purchases available.

### Do Public Service Solar or Ceramic Mark Identifier have ads?

Neither Public Service Solar nor Ceramic Mark Identifier 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.*