# Smart iMeters vs R9 Companion

The clearest difference is price: Smart iMeters at Free against R9 Companion's $11.99. Smart iMeters also leads on in-app purchases (none vs 4). R9 Companion's advantage is update cadence (every 6 weeks vs every 9 months) and chart position (#157 vs unranked). On ads, device support and iOS requirement there is nothing between them.

Smart iMeters is free to download; R9 Companion costs $11.99 up front. R9 Companion sells 4 one-off in-app purchases. Smart iMeters asks for nothing beyond the download.

Smart iMeters ships an update every 9 months, R9 Companion every 6 weeks. Both last shipped on October 27, 2026.

## The numbers

| Metric | Smart iMeters | R9 Companion |
| --- | --- | --- |
| Price | **Free** | $11.99 |
| Rating | — | **[4.6 (11 ratings)](https://appshunter.io/ios/app/r9-companion/id6470324039/reviews)** |
| Number of ratings | — | **11** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 6 weeks** |
| Monetization | — | Paid |
| Best chart rank | — | **#157** |
| Size | 29 MB | 14 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Smart iMeters](https://appshunter.io/developer/6775329697) | [Angela Mcarthur](https://appshunter.io/developer/451676466) |

## What reviewers say

### Smart iMeters

[App page](https://appshunter.io/ios/app/smart-imeters/id6450159159)

**Features:** macOS Compatibility

**In-app purchases:** none


### R9 Companion

[App page](https://appshunter.io/ios/app/r9-companion/id6470324039)

**Currently charting:** #157 Top Paid · Utilities (US App Store)

Enhance your driving experience with intelligent alerts and advanced muting for your radar detector. This app provides duplicate signal rejection, dual horn priority, and high-resolution strength meters for improved accuracy and awareness.

**Highlights:** Duplicate signal rejection, Dual horn priority signal queuing, High-resolution front and rear strength meters, Location-based false silencing (SpotLocks™), Customizable audio alerts, HUD with alert details and color coding, Remote detector setting control

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Snacks - Contribution | $1.99 | one-time |
| Drinks - Contribution | $3.99 | one-time |
| Lunch - Contribution | $6.99 | one-time |
| Super Fan - Contribution | $9.99 | one-time |


## Frequently asked questions

### Is Smart iMeters free?

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

### Is R9 Companion free?

R9 Companion costs $11.99, and also offers in-app purchases.

### Do Smart iMeters or R9 Companion have ads?

Neither Smart iMeters nor R9 Companion shows ads.

### Which is updated more often, Smart iMeters or R9 Companion?

Smart iMeters ships an update every 9 months, and R9 Companion every 6 weeks. Most recently, Smart iMeters was updated on October 27, 2026 and R9 Companion on October 27, 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.*