ScratchQ vs SURFboard Central
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ScratchQ
This app serves as a digital scratchpad for everyday calculations, allowing users to save annotated versions for future reference. It features a color-coded system for organizing calculations and a custom keyboard for easy editing and access to operators.
- Save annotated calculations
- Color-coded file system
- Custom keyboard for editing
- Easy access to arithmetic operators
- Organize everyday math problems
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ScratchQ is a scratch pad for all of the "back-of-the-envelope" calculations that we do in everyday life. Whether it is calculating the commission earned on a sale, the square footage of a room, or your grade point average, ScratchQ allows you to save an annotated version of the calculation that you can refer back to again and again. A simple color-coded file system allows you to categorize your calculations. ScratchQ comes with a custom keyboard that allows for easy editing of your saved calculations and easy access to the most common arithmetic operators.
SURFboard Central
Simplify the setup and management of your home network devices. This app provides step-by-step installation guides, Wi-Fi configuration, and network monitoring for various modems, routers, and mesh systems.
- Step-by-step device installation guides
- Wi-Fi network configuration and management
- Guest network setup
- Client device monitoring
- Parental controls and screen time management
- Network health monitoring
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Thank you for purchasing a SURFboard product! Simply download this application, select the device model, and follow the on-screen instructions to setup your device. This single (Central) mobile application will support all our current SURFboard devices. Cable Modems: - Models: S33, S34, SB6141, SB6121, SB6183, SB6190, SB8200, SBV3202, SBV2402, T25. - Step-by-step install guide includes help for device activation by your Cable Internet Service Provider. - Access to device information, help, and technical support. - Quick launch the device Web Application for device configuration and management. Cable Modems with Wi-Fi: - Models: G18, G20, G34, G36, G54, SBG10, SBG6950, SBG7400, SBG7580, SBG7600, SBG8300 - Step-by-step install guide includes help for device activation by your Cable Internet Service Provider. - Access to device information, help, and technical support. - Use the device Web Application OR the mobile app for device configuration and management. - Easy to use Wi-Fi management functions. mAX Wi-Fi Mesh Routers: - Models: W11, W121, W122, W21, W30, W31, W61, WC4S, WC4T - Step-by-step install guide includes help for optimal mesh node placement in your home for performance and coverage. - Easy to use Wi-Fi management and enhanced mAX features*. Wi-Fi Gaming and Extenders: - Models: W6B, W6U - Step-by-step install guide. - Access to device information, help, and technical support. - Quick launch the device Web Application for device configuration and management. --- Easy to use Wi-Fi management functions --- - Manage your Wi-Fi network when you are at home or away. - Setup a private and secure home Wi-Fi network. - Setup a separate Guest network for visitors. - View client devices connected to your network. - Add friendly names for each client device. - Check your mobile device real-time Wi-Fi speed. - Create profiles for your kids to manage their screen time, allowing schedule or manual Internet pause. --- Enhanced mAX features --- - Get notified when selected device leave or join your home network. - Enhance your parental controls with "screen" time rewards. - Network Health monitoring with recommendations for optimization. For additional help, please visit the SURFboard User Community at https://community.surfboard.com/ For device technical details and support, please visit SURFboard Support at https://www.surfboard.com/support/resources/ * Not all enhanced mAX features are available on W61, WC4S, and WC4T
Screenshots
Verdict
The clearest difference is price: SURFboard Central at Free against ScratchQ's $7.99. SURFboard Central also leads on update cadence (every 2 months vs every 22 months) and ratings volume (1.7K vs 1). ScratchQ's advantage is rating (5.0 vs 1.6). On ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
SURFboard Central is free to download; ScratchQ costs $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.
ScratchQ holds the better App Store score, 5.0 against 1.6. That said, the two scores are not equally well evidenced: SURFboard Central has 1.7K ratings behind it against 1, so its average is the more settled of the two.
ScratchQ ships an update every 22 months, SURFboard Central every 2 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.
| Parameter | ScratchQ | SURFboard Central |
|---|---|---|
| Price | $7.99 | Free — better |
| Rating | 5.0 (1 ratings) — better | 1.6 (1.7K ratings) |
| Positive reviews | — | 10.4% of reviews |
| Number of ratings | 1 | 1.7K — better |
| Update frequency | Every 22 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 193 MB |
| Age rating | 4+ | 4+ |
| Developer | Autoolmaq LLC | ARRIS Group, Inc. |
Customer experience
ScratchQ
SURFboard Central
Bugs and requests
ScratchQ
Not enough reviews yet to summarise bugs or requests.
SURFboard Central
Reported bugs
5 issues- App crashes frequently
- Fails to connect to network
- Incorrect device information displayed
- Parental controls don't work as expected
- Unable to change network name or password
Requested features
4 requests- Add more advanced configuration options
- Improve parental controls and internet scheduling
- Provide a web-based interface instead of just a mobile app
- Allow users to bypass the app and access router settings directly
In-app purchases
ScratchQ
No in-app purchases
SURFboard Central
No in-app purchases
Questions
Is ScratchQ free?
Is SURFboard Central free?
Which has better reviews, ScratchQ or SURFboard Central?
Do ScratchQ or SURFboard Central have ads?
Which is updated more often, ScratchQ or SURFboard Central?
Other comparisons
