AmpWidgets vs Towing Limit Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AmpWidgets
Monitor your Victron energy system in real-time with customizable widgets for your iPhone, iPad, Mac, and Apple Watch. View battery status, solar production, and more without opening the main app.
- Real-time battery and solar monitoring
- Home Screen, Lock Screen, and StandBy widgets
- macOS desktop and Notification Center widgets
- Apple Watch complications
- Customizable metric display
- Light, Dark, and Auto appearance modes
- Background data refresh
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Never miss a thing with your Victron system. AmpWidgets brings powerful battery, solar, tank, sensor, and system monitoring to every screen you own. Check your most important Victron VRM data on your iPhone, iPad, Mac, and Apple Watch — without constantly opening the VRM app. WIDGETS EVERYWHERE • Home Screen widgets for quick system checks • Lock Screen widgets for instant battery and solar metrics • StandBy support for an always-visible display • macOS desktop and Notification Center widgets • Apple Watch complications for glanceable updates on your wrist • A resizable widget that shows one, three, or six metrics at a time SMART ALERTS Create custom rules for the moments that matter: • Battery below your chosen percentage • Current rising above or falling below a threshold • System or battery state changes • Any value that needs your attention AmpWidgets checks your rules automatically in the background and notifies you the moment something changes — with smart cooldowns so you're never spammed. COMPLETE VICTRON MONITORING See more of your system than ever before: • Battery state of charge, voltage, current, and power • Individual cell voltage highs and lows, plus pack balance for lithium banks • Consumed amp-hours and time-to-go • Solar power output, PV voltage, and today's / yesterday's yield • Charge cycles, charged and discharged energy, min/max voltage • Battery temperature, health details, and starter-battery data • Per-device readings for every shunt, BMS, and charger • System status and alarm summaries TANKS, SENSORS & SYSTEM STATES AmpWidgets supports more Victron data than ever, including: • Fresh, grey, fuel, and gas/LPG tank levels — with a combined level per fluid type • Distinct icons so water and gas tanks are instantly recognizable • Temperature, humidity, and pressure sensors, shown by their real device names • Shore- and generator-power detection via AC input voltage • AC input and output, DC loads, and EV charger data • System, battery, inverter, charger, and solar-charger states CUSTOMIZABLE TO YOUR NEEDS Build the monitoring setup that works for you: • Choose exactly which metrics to display • Use simple widgets for a single value, or expand them to show more • Set Light, Dark, or Auto appearance independently for each widget • Rename your devices so they make sense to you • View solar production trend charts • Switch between multiple installations from the dashboard • Try everything instantly with built-in Demo Mode — no account needed APPLE WATCH SUPPORT Keep your Victron system on your wrist: • View battery, solar, tank, and temperature data directly on Apple Watch • Add complications from the watch face gallery • Reliable independent background updates BUILT FOR OFF-GRID LIVING Whether you're in an RV, on a boat, at a cabin, or running a mobile power setup, AmpWidgets helps you stay informed without constantly checking your system manually. See at a glance if your batteries are charging, how much solar you're producing, whether your tanks need attention, and the instant something important changes. WORKS WITH YOUR VRM ACCOUNT AmpWidgets connects directly to your Victron VRM installation. Just enter your Installation ID and API token from vrm.victronenergy.com and you're ready to go. One app, every screen. Download AmpWidgets and take control of your power monitoring.
Towing Limit Pro
This app helps half-ton truck owners determine if their vehicle is within its payload and towing limits. It calculates combined weights for trucks and trailers, providing a clear verdict on capacity. Optional upgrades offer detailed axle analysis and AI-powered towing assistance.
- Payload and tow rating checks
- Clear capacity verdict
- Offline functionality
- Per-axle detail (Expert Mode)
- AI Towing Assistant
- Unlimited truck/trailer profiles (Expert Mode)
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On many half-ton trucks, payload, not the tow rating, is the limit you hit first. Towing Limit Pro is free to download. Enter your truck and trailer or RV ratings and see one clear result: Within Capacity, Near Limit or Over Limit. Enter your truck's ratings straight from the door-jamb sticker. Enter your trailer or RV weights from its label. Accounts for your full load: passengers, cargo, hitch and tongue weight. Works offline: run every towing calculation with no signal. FREE (BASIC) - Payload, tow rating and combined GCWR checks - Clear Within / Near / Over verdict - 1 truck and 1 trailer profile - Works offline EXPERT MODE (OPTIONAL ONE-TIME UPGRADE) Everything in Basic, plus: - Per-axle detail: front and rear GAWR - Real CAT scale weights - Weight distribution - Tongue weight percentage - Unlimited truck and trailer profiles Bought Towing Limit Pro before 2.0? Expert stays unlocked. AI TOWING ASSISTANT (OPTIONAL SUBSCRIPTION) Ask questions about your results in plain language. The AI Towing Assistant is a separate subscription and is not included with Basic or with the Expert Mode one-time upgrade. The yearly plan also includes Expert Mode and starts with a 1-week free trial. The AI Towing Assistant needs an internet connection. When you use it, your questions and the towing details you include are sent to a third-party AI provider (OpenAI) to generate answers. WHAT IT CHECKS - Payload: how much your truck can carry, including trailer tongue weight - Tow rating: the most your truck is rated to pull - GCWR: truck plus trailer combined weight against the rated limit - Tongue weight: the load your trailer puts on the hitch HOW IT WORKS 1. Enter your truck's ratings from the door-jamb sticker or your owner's manual. 2. Enter your trailer or RV weights. 3. See your result and which limit is closest. IMPORTANT Results are estimates only, based on the numbers you enter; verify with certified scales and your manufacturer's ratings before towing. This app does not determine whether your setup meets any law or regulation. PURCHASES AND SUBSCRIPTION TERMS Towing Limit Pro is free to download. Expert Mode is an optional one-time in-app purchase. The AI Towing Assistant is an optional auto-renewing subscription, available monthly or yearly; the yearly plan includes Expert Mode and a 1-week free trial. Prices are shown in the app before you buy and in the In-App Purchases list on this page. Payment is charged to your Apple Account at confirmation of purchase. The subscription automatically renews unless it is canceled at least 24 hours before the end of the current period. Your account is charged for renewal within 24 hours before the end of the current period. You can manage or cancel your subscription in your Apple Account settings after purchase. Any unused portion of a free trial is forfeited when you purchase a subscription. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://towinglimitpro.com/privacy-policy/
Screenshots
Verdict
The clearest difference is price: Towing Limit Pro at Free against AmpWidgets's $0.99. Towing Limit Pro also leads on update cadence (weekly vs every 2 weeks) and ratings volume (7 vs 1). AmpWidgets's advantage is rating (5.0 vs 3.7) and in-app purchases (none vs 3). On ads and iOS requirement 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
Towing Limit Pro is free to download; AmpWidgets costs $0.99 up front. Towing Limit Pro sells 3 in-app purchases, starting at $1.99 per month. AmpWidgets asks for nothing beyond the download.
AmpWidgets holds the better App Store score, 5.0 against 3.7. That said, the two scores are not equally well evidenced: Towing Limit Pro has 7 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 67% of AmpWidgets's written reviews are positive against 50% of Towing Limit Pro's.
AmpWidgets ships an update every 2 weeks, Towing Limit Pro weekly. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.
| Parameter | AmpWidgets | Towing Limit Pro |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 5.0 (1 ratings) — better | 3.7 (7 ratings) |
| Positive reviews | 66.7% of reviews — better | 50.0% of reviews |
| Number of ratings | 1 | 7 — better |
| Update frequency | Every 2 weeks | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Devices | iPhone, iPad, Mac, Apple Watch — better | iPhone, iPad |
| Requires iOS | 18.4 | 18.0 — better |
| Further details — not scored | ||
| Size | 8 MB | 24 MB |
| Age rating | 4+ | 4+ |
| Developer | Northbound House LLC | Ravecode Solutions |
Customer experience
AmpWidgets
Towing Limit Pro
In-app purchases
AmpWidgets
No in-app purchases
Towing Limit Pro
- Towing AI — Monthly$1.991 Month
- Towing AI — Yearly7 Days trial$14.991 Year
- Expert Mode$4.99
Questions
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