ConXus vs Double Tap Call
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ConXus
Remotely monitor and adjust boiler operating conditions and parameters from any smart device. Control set points, hot water, pump settings, and more for single boilers or multi-unit systems. Stay connected and in command of your heating system from anywhere.
- Remote boiler monitoring
- Adjust boiler parameters
- Receive status alerts
- Control set points
- Manage domestic hot water
- Reprogram boiler functions
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From anywhere in the world, check operating conditions, receive status alerts and modify boiler parameters, using a smart device. From a single boiler to an 8-unit cascade system, check operating status or reprogram any boiler function. Wherever you are, you’ll be able to control set points, domestic hot water, reset curves, pump controls and more. Con-X-Us mobile connect will keep you in touch and in control.
Double Tap Call
This utility app streamlines the calling process with customizable tap modes for faster dialing. It offers a modern dial pad, quick access to favorites, and call statistics, all within a simple and intuitive interface.
- Double-Tap and Single-Tap modes
- Modern dial pad
- Quick access to favorite contacts
- Recent calls search
- Built-in call statistics
- Siri integration for preventing accidental calls
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Double Tap Call™ makes calling faster, smarter, and more intuitive. Choose between Double-Tap Mode or Single-Tap Mode to fit your calling style. Switch instantly with one tap. Designed for speed, accessibility, and reliability, Double Tap Call™ eliminates wasted steps when placing a call — less fumbling, more connecting. Easy as 1-2-3: Open. Activate. Dial Anywhere. Does not replace native calling. Stay in control with a modern dial pad, quick access to favorite contacts, and a recent calls search. Emergency calling is always just one step away. Track your calling activity with built-in call statistics to see usage patterns and stay productive. Everything is presented in a clean, bold interface that’s easy to use. Double Tap Call™ is your go-to dialer that keeps things simple, safe — yet powerful. Have Siri open Double Tap after using the default phone app, preventing accidental dialing.
Screenshots
Verdict
The clearest difference is review sentiment: Double Tap Call at 100% against ConXus's 14%. Double Tap Call also leads on rating (4.5 vs 2.5) and update cadence (every 3 days vs every 2 months). ConXus's advantage is price (Free vs $3.99) and ratings volume (26 vs 2). 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
ConXus is free to download; Double Tap Call costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Double Tap Call holds the better App Store score, 4.5 against 2.5. That said, the two scores are not equally well evidenced: ConXus has 26 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 14% of ConXus's written reviews are positive against 100% of Double Tap Call's.
ConXus ships an update every 2 months, Double Tap Call every 3 days. The most recent releases landed on October 4, 2026 and October 1, 2026 respectively.
| Parameter | ConXus | Double Tap Call |
|---|---|---|
| Price | Free — better | $3.99 |
| Rating | 2.5 (26 ratings) | 4.5 (2 ratings) — better |
| Positive reviews | 14.3% of reviews | 100.0% of reviews — better |
| Number of ratings | 26 — better | 2 |
| Update frequency | Every 2 months | Every 3 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Best chart rank | — | #174 — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 17.6 | 15.6 — better |
| Further details — not scored | ||
| Size | 19 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | Lochinvar Corporation | Eugene Cartwright |
Customer experience
ConXus
Double Tap Call
In-app purchases
ConXus
No in-app purchases
Double Tap Call
No in-app purchases
