# Fi2000 vs Armur

The clearest difference is in-app purchases: Fi2000 at none against Armur's 2. Fi2000 also leads on iOS requirement (14.7 vs 16.6). Armur's advantage is update cadence (every 2 weeks vs every 8 months). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Armur sells 2 in-app purchases, starting at $8.99 per month. Fi2000 asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Fi2000 against 5.0 for Armur. Both are backed by a comparable volume of ratings — 3 and 4 respectively.

Fi2000 ships an update every 8 months, Armur every 2 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Fi2000 | Armur |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/fi2000/id6449746293/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/armur/id6758026045/reviews) |
| Number of ratings | 3 | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 2 weeks** |
| Monetization | **Free** | Freemium |
| Size | 22 MB | 141 MB |
| Requires iOS | **14.7** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Bryan Bench](https://appshunter.io/developer/1690364690) | [Jitendra Puri](https://appshunter.io/developer/1782969929) |

## What reviewers say

### Fi2000

[App page](https://appshunter.io/ios/app/fi2000/id6449746293)

Control your motorcycle's fuel injection system with this app. Monitor RPM, adjust fuel delivery, and evaluate injector duty cycle in real-time for optimal performance. Requires pairing with a compatible tuner and motorcycle.

**Highlights:** Real-time RPM monitoring, Fuel adjustment (add/remove), Injector duty cycle evaluation, Module pairing, Maximum efficiency assessment

**In-app purchases:** none


### Armur

[App page](https://appshunter.io/ios/app/armur/id6758026045)

This app provides a secure digital vault for firearm collectors to meticulously document their collections. It allows users to store detailed information, provenance, maintenance logs, and range session data, with options for local storage or encrypted cloud sync. The app is designed for privacy and control, offering no ads or tracking.

**Highlights:** Private firearm record vault, Local-only data storage, Optional encrypted cloud sync, Document configuration, serials, purchase info, Log maintenance, repairs, and upgrades, Record range sessions and round counts, Attach invoices, receipts, and correspondence

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Armur Premium Monthly Plan | $8.99 | per month |
| Yearly Subscription | $89.99 | per year |


## Frequently asked questions

### Is Fi2000 free?

Fi2000 is free to download, with no in-app purchases.

### Is Armur free?

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

### Which has better reviews, Fi2000 or Armur?

Fi2000 and Armur are both rated 5.0 out of 5 on the App Store, from 3 and 4 ratings respectively.

### Do Fi2000 or Armur have ads?

Neither Fi2000 nor Armur shows ads.

### Which is updated more often, Fi2000 or Armur?

Fi2000 ships an update every 8 months, and Armur every 2 weeks. Most recently, Fi2000 was updated on October 24, 2026 and Armur on October 24, 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.*