Uno Calculator vs ArcRemote
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Uno Calculator
This app offers a comprehensive suite of calculation tools, handling everything from basic arithmetic to complex unit conversions. It supports measurements for size, temperature, speed, energy, and currency, making it a versatile solution for diverse needs.
- Arithmetic calculations
- Unit conversions
- Size measurements
- Temperature conversions
- Speed calculations
- Energy calculations
- Currency exchange
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The powerful Uno Calculator receives a makeover from Uno Platform with a wide variety of features. From calculations to measurements of size, temperature, speed, energy, currency and more, the calculator is a powerful one-stop-shop for all calculation-related needs.
ArcRemote
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ArcRemote is the iPhone companion to the ArcNode in-vehicle system. When you're away from the iPad mounted in your van or RV, ArcRemote keeps you connected to what matters. MONITOR AT A GLANCE - Battery state of charge, voltage, and power flow - Solar and alternator charging - Shore power and inverter status - Fresh and grey water levels - Indoor and outdoor temperature and humidity CONTROL FROM ANYWHERE - Lights and switches - Climate and heating systems - Activate your saved scenes with one tap BUILT FOR THE ARCNODE SYSTEM ArcRemote works with vehicles running ArcNode hardware. Sign in with your existing ArcNode account — the same credentials you use on the iPad — and your vehicle, devices, and scenes are right there. Configuration stays on the iPad; ArcRemote gives you monitoring and control on the go. REQUIRES An active ArcNode account and a vehicle equipped with ArcNode hardware. ArcRemote is the companion app and is not a standalone product. Terms of Use: https://arcnode.app/terms Privacy Policy: https://arcnode.app/privacy
Screenshots
Verdict
The clearest difference is update cadence: ArcRemote at every 2 weeks against Uno Calculator's every 5 months. Uno Calculator's advantage is device support (4 vs 1) and iOS requirement (14.2 vs 26.0). On price, ads and in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Uno Calculator ships an update every 5 months, ArcRemote every 2 weeks. The most recent releases landed on October 7, 2026 and October 5, 2026 respectively.
| Parameter | Uno Calculator | ArcRemote |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (113 ratings) — better | — |
| Positive reviews | 73.2% of reviews | — |
| Number of ratings | 113 — better | — |
| Update frequency | Every 5 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone |
| Requires iOS | 14.2 — better | 26.0 |
| Further details — not scored | ||
| Size | 96 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Uno Platform Inc. | Arc Energy Labs, Inc. |
Bugs and requests
Uno Calculator
Reported bugs
10 issues- Standard calculator mode doesn't follow order of operations (1+2*3 = 9 instead of 7)
- Buttons disappear while using on iPad
- Apple Pencil input causes buttons to blend into background
- Slow key responsiveness on macOS
- Numeric keypad input not recognized from Apple keyboard
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- History not persisting after app closure
- Text rendering issues on larger iPad displays
- Unit conversion errors (volume translated incorrectly in Chinese)
- Slow data entry on macOS Catalina
- Landscape mode layout issues
Requested features
11 requests- Keyboard input support for Mac and iPad (most requested)
- Copy and paste functionality for results and formulas
- Option to reposition calculator buttons to right side
- Ability to hide or collapse history pane
- Persistent history that saves after app closes
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- Sound/click feedback option in settings
- Donation option within the app
- Improved dark mode styling
- Bluetooth keyboard support
- Numeric keypad support for external keyboards
- Currency conversion feature restoration
ArcRemote
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Uno Calculator
No in-app purchases
ArcRemote
No in-app purchases
