# Smart Online Classes vs Fossil Identifier

The clearest difference is update cadence: Fossil Identifier at every 6 weeks against Smart Online Classes's every 12 months. Smart Online Classes's advantage is iOS requirement (15.5 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Smart Online Classes sells 10 one-off in-app purchases and Fossil Identifier sells 2 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Smart Online Classes ships an update every 12 months, Fossil Identifier every 6 weeks. The most recent releases landed on October 11, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Smart Online Classes | Fossil Identifier |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 6 weeks** |
| Size | 221 MB | 5 MB |
| Requires iOS | **15.5** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Online Learning](https://appshunter.io/developer/1790866777) | [Burak Guner](https://appshunter.io/developer/1776580422) |

## What reviewers say

### Smart Online Classes

[App page](https://appshunter.io/ios/app/smart-online-classes/id6751947563)

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Package - AU | $34.99 | one-time |
| Package - AV | $34.99 | one-time |
| Package - AY | $39.99 | one-time |
| Package - BB | $39.99 | one-time |
| Package - BD | $39.99 | one-time |
| Package - AX | $39.99 | one-time |
| Package - BE | $44.99 | one-time |
| Package - BF | $49.99 | one-time |
| Package - BG | $49.99 | one-time |
| Package - BH | $49.99 | one-time |


### Fossil Identifier

[App page](https://appshunter.io/ios/app/fossil-identifier-dino-scan/id6758826310)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $6.99 | per 7 days |
| Yearly Premium | $24.99 | per year |


## Frequently asked questions

### Is Smart Online Classes free?

Smart Online Classes is free to download, with in-app purchases available.

### Is Fossil Identifier free?

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

### Do Smart Online Classes or Fossil Identifier have ads?

Neither Smart Online Classes nor Fossil Identifier shows ads.

### Which is updated more often, Smart Online Classes or Fossil Identifier?

Smart Online Classes ships an update every 12 months, and Fossil Identifier every 6 weeks. Most recently, Smart Online Classes was updated on October 11, 2026 and Fossil Identifier on October 15, 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.*