# Scratch Odds vs Mobile CertiFields

The clearest difference is in-app purchases: Mobile CertiFields at none against Scratch Odds's 3. Mobile CertiFields also leads on iOS requirement (15.0 vs 17.5). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Scratch Odds sells 3 in-app purchases, starting at $2.99 per month. Mobile CertiFields asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 weeks. Both last shipped on September 29, 2026.

## The numbers

| Metric | Scratch Odds | Mobile CertiFields |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/scratch-odds-smartscratcher/id6737247458/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 14 MB | 66 MB |
| Requires iOS | 17.5 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Gaming Data Solutions LLC](https://appshunter.io/developer/1775570755) | [Andrew Brown](https://appshunter.io/developer/1822918168) |

## What reviewers say

### Scratch Odds

[App page](https://appshunter.io/ios/app/scratch-odds-smartscratcher/id6737247458)

This app analyzes lottery scratch-off tickets to help players make smarter choices. It uses official data to provide a "SmartScratcher Score" and other insights, indicating which games have better odds and remaining prizes. Play more strategically by understanding game value and availability.

**Highlights:** Analyze scratch-off ticket odds, SmartScratcher Score for game rating, Track remaining prizes, Estimate tickets remaining, Daily updates from lottery data, Supported states: CA, FL, NY, NC, TX, OK

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $2.99 | per month |
| SmartScratcher Monthly Access | $4.99 | per month |
| Monthly Subscription | $4.99 | one-time |


### Mobile CertiFields

[App page](https://appshunter.io/ios/app/mobile-certifields/id6769924400)

**In-app purchases:** none


## Frequently asked questions

### Is Scratch Odds free?

Scratch Odds is free to download, with in-app purchases available.

### Is Mobile CertiFields free?

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

### Do Scratch Odds or Mobile CertiFields have ads?

Neither Scratch Odds nor Mobile CertiFields shows ads.

### Which is updated more often, Scratch Odds or Mobile CertiFields?

Scratch Odds ships an update every 2 weeks, and Mobile CertiFields every 2 weeks. Most recently, Scratch Odds was updated on September 29, 2026 and Mobile CertiFields on September 29, 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.*