# DoD Systems Engineering vs Specification Manager

The clearest difference is in-app purchases: DoD Systems Engineering at none against Specification Manager's 2. Specification Manager's advantage is iOS requirement (18.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Specification Manager sells 2 in-app purchases, starting at $9.99 per month. DoD Systems Engineering asks for nothing beyond the download.

## The numbers

| Metric | DoD Systems Engineering | Specification Manager |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (4 ratings)](https://appshunter.io/ios/app/dod-systems-engineering/id505317207/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | — |
| Monetization | Free | — |
| Size | 10 MB | 8 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Russell Shannon](https://appshunter.io/developer/505317310) | [Polymath Company Limited](https://appshunter.io/developer/1072350394) |

## What reviewers say

### DoD Systems Engineering

[App page](https://appshunter.io/ios/app/dod-systems-engineering/id505317207)

This app serves as a pocket reference for the Department of Defense Systems Engineering Technical Review process. It offers definitions for nearly 250 acronyms, details on Technology Readiness Levels, and in-depth information on review phases and technical processes.

**Highlights:** Acronym lookup (250+ definitions), Technology Readiness Level definitions, Review information by phase, Phase details (Materiel Solutions Analysis to Operations & Support), Technical and technical management processes

**Features:** Vision Pro support

**In-app purchases:** none


### Specification Manager

[App page](https://appshunter.io/ios/app/specification-manager/id6801976928)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Specification Manager Pro Monthly | $9.99 | per month |
| Specification Manager Pro Yearly | $79.99 | per year |


## Frequently asked questions

### Is DoD Systems Engineering free?

DoD Systems Engineering is free to download, with no in-app purchases.

### Is Specification Manager free?

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

### Do DoD Systems Engineering or Specification Manager have ads?

Neither DoD Systems Engineering nor Specification Manager shows ads.

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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.*