# SignalSupervisor vs Atom Calculator

The clearest difference is price: SignalSupervisor at Free against Atom Calculator's $2.99. SignalSupervisor also leads on update cadence (every 3 weeks vs every 35 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

SignalSupervisor is free to download; Atom Calculator costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SignalSupervisor ships an update every 3 weeks, Atom Calculator every 35 months. The most recent releases landed on October 22, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | SignalSupervisor | Atom Calculator |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[2.9 (116 ratings)](https://appshunter.io/ios/app/signalsupervisor/id1280317267/reviews)** | — |
| Number of ratings | **116** | — |
| Positive reviews | 30.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 35 months |
| Monetization | Free | — |
| Size | 108 MB | 13 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Shenzhen Huaptec Co., Ltd](https://appshunter.io/developer/1007011023) | [Gorasiya Vishal Nanjibhai](https://appshunter.io/developer/1287086933) |

## What reviewers say

### SignalSupervisor

[App page](https://appshunter.io/ios/app/signalsupervisor/id1280317267)

Easily manage and monitor your cell phone signal booster system. This app allows for remote monitoring, software updates, and configuration of your booster for consistent signal strength.

**Highlights:** Register signal booster via Bluetooth, Monitor booster via Bluetooth, WiFi, or mobile, Monitor remote alarms, Manage groups of boosters, Update booster software, Configure booster parameters

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

**In-app purchases:** none

**What reviewers like**

- ✨ Essential for installation
- 👍 Helps find best antenna placement
- ✅ Works great when connected
- 💯 Improves signal reception
- 🚀 Provides lightning speed

**What reviewers complain about**

- ❌ Account creation issues
- ❌ App is hard to use
- ❌ Terrible color contrast
- ❌ Almost impossible to read
- ❌ Not reading device signals

**Reported bugs**

- Cannot create account
- Invalid Captcha error
- App not reading device signals
- Severe latency in signal strength updates
- Bluetooth connectivity issues

**Requested features**

- Dark mode option
- Improve color contrast for readability
- Faster signal strength updates (at least 1 second intervals)
- Graph for signal strength visualization
- Option to use app without creating a cloud account


### Atom Calculator

[App page](https://appshunter.io/ios/app/atom-calculator/id1457529377)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SignalSupervisor free?

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

### Is Atom Calculator free?

Atom Calculator costs $2.99, with no in-app purchases.

### Do SignalSupervisor or Atom Calculator have ads?

Neither SignalSupervisor nor Atom Calculator shows ads.

### Which is updated more often, SignalSupervisor or Atom Calculator?

SignalSupervisor ships an update every 3 weeks, and Atom Calculator every 35 months. Most recently, SignalSupervisor was updated on October 22, 2026 and Atom Calculator on October 16, 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.*