# GDI Inspect vs Specula

The clearest difference is in-app purchases: GDI Inspect at none against Specula's 2. GDI Inspect also leads on iOS requirement (15.6 vs 26.0). Specula's advantage is update cadence (every 3 days vs every 5 months). On price, ads and device support there is nothing between them.

Both are free to download. Specula sells 2 one-off in-app purchases. GDI Inspect asks for nothing beyond the download.

GDI Inspect ships an update every 5 months, Specula every 3 days. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | GDI Inspect | Specula |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 days** |
| Size | 37 MB | 5 MB |
| Requires iOS | **15.6** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Otuvy, Inc.](https://appshunter.io/developer/503956708) | [Sylvain Malard](https://appshunter.io/developer/6777805139) |

## What reviewers say

### GDI Inspect

[App page](https://appshunter.io/ios/app/gdi-inspect/id1051413125)

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

**In-app purchases:** none


### Specula

[App page](https://appshunter.io/ios/app/specula/id6793012573)

**Features:** Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Service slot | $0.49 | one-time |
| Unlimited services | $17.99 | one-time |


## Frequently asked questions

### Is GDI Inspect free?

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

### Is Specula free?

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

### Do GDI Inspect or Specula have ads?

Neither GDI Inspect nor Specula shows ads.

### Which is updated more often, GDI Inspect or Specula?

GDI Inspect ships an update every 5 months, and Specula every 3 days. Most recently, GDI Inspect was updated on October 26, 2026 and Specula on October 25, 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.*