# iSpecs vs DOCS II

The clearest difference is rating: DOCS II at 5.0 against iSpecs's 2.0. DOCS II also leads on in-app purchases (none vs 2) and ads (none vs shown). iSpecs's advantage is update cadence (every 25 months vs every 58 months). On price, ratings volume, device support and iOS requirement there is nothing between them.

Both are free to download. iSpecs sells 2 in-app purchases, starting at $1.99 per month. DOCS II asks for nothing beyond the download.

DOCS II holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

iSpecs ships an update every 25 months, DOCS II every 58 months. The most recent releases landed on October 13, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | iSpecs | DOCS II |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/ispecs-get-all-device-infos/id422815968/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/docs-ii/id1546600318/reviews)** |
| Number of ratings | 1 | 1 |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 25 months** | Every 58 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 15 MB | 91 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [JB STEVENARD](https://appshunter.io/developer/361601772) | [Virtual Technology LLC](https://appshunter.io/developer/1546600320) |

## What reviewers say

### iSpecs

[App page](https://appshunter.io/ios/app/ispecs-get-all-device-infos/id422815968)

Access detailed information about your device's hardware, software, and advertising identifiers. Useful for developers and those needing to test ad SDKs or view ad-related data.

**Highlights:** Advertising Identifier (IDFA), Identifier For Vendor (IDFV), OS Version and System Name, Hardware Model and Platform Type, Memory and Disk Space Usage, Battery Monitoring and Level

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Go Premium | $1.99 | per month |
| Go Premium | $12.99 | per year |


### DOCS II

[App page](https://appshunter.io/ios/app/docs-ii/id1546600318)

This app automates the capture and reporting of visible emission observations for air quality compliance. It uses location data, weather, and sun angles to document opacity levels, helping users avoid costly fines. The tool generates compliance archives for regulated sources.

**Highlights:** Automated Visible Emission Observation (VEO) capture, Integration with Google Maps, compass, and inclinometers, Real-time weather and sun angle data, Opacity level documentation, Automated VEO report generation, Compliance archive creation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iSpecs free?

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

### Is DOCS II free?

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

### Which has better reviews, iSpecs or DOCS II?

DOCS II is rated higher. iSpecs averages 2.0 out of 5 from 1 ratings, while DOCS II averages 5.0 from 1 ratings.

### Do iSpecs or DOCS II have ads?

iSpecs shows ads; DOCS II does not.

### Which is updated more often, iSpecs or DOCS II?

iSpecs ships an update every 25 months, and DOCS II every 58 months. Most recently, iSpecs was updated on October 13, 2026 and DOCS II on October 2, 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.*