# BannerTrail vs Diamond Tester

The clearest difference is in-app purchases: BannerTrail at none against Diamond Tester's 2. BannerTrail also leads on update cadence (daily vs fortnightly) and iOS requirement (15.1 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Diamond Tester sells 2 in-app purchases, starting at $7.99 per 7 days. BannerTrail asks for nothing beyond the download.

BannerTrail ships an update daily, Diamond Tester fortnightly. The most recent releases landed on October 28, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | BannerTrail | Diamond Tester |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (65 ratings)](https://appshunter.io/ios/app/diamond-tester/id6754944343/reviews)** |
| Number of ratings | — | **65** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Fortnightly |
| Monetization | — | Free with in-app purchases |
| Size | 16 MB | 12 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ronald Oscar Lankford](https://appshunter.io/developer/1798374035) | [Nicolas Gustavo Melian](https://appshunter.io/developer/1777868675) |

## What reviewers say

### BannerTrail

[App page](https://appshunter.io/ios/app/bannertrail/id6744288325)

**Features:** macOS Compatibility

**In-app purchases:** none


### Diamond Tester

[App page](https://appshunter.io/ios/app/diamond-tester/id6754944343)

Identify real diamonds, gems, and crystals with a photo. Get information on authenticity and estimated value. Organize your findings in a personal collection.

**Highlights:** Photo-based diamond identification, Authenticity verification, Estimated diamond value, Gem and crystal analysis, Personal collection organizer

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $7.99 | per 7 days |
| Yearly Plan | $24.99 | per year |


## Frequently asked questions

### Is BannerTrail free?

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

### Is Diamond Tester free?

Diamond Tester is free to download, with in-app purchases available.

### Do BannerTrail or Diamond Tester have ads?

Neither BannerTrail nor Diamond Tester shows ads.

### Which is updated more often, BannerTrail or Diamond Tester?

BannerTrail ships an update daily, and Diamond Tester fortnightly. Most recently, BannerTrail was updated on October 28, 2026 and Diamond Tester on October 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.*