HOTTECH GR SMART vs Meter Usage
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HOTTECH GR SMART
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Control your HOTTECH GR SMART Boiler over the WiFi or Internet. Use six different modes, including the Smart mode and Timer mode
Meter Usage
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Consumption Tracker is the professional solution for smart energy and resource management. With AI-powered OCR recognition, 96 different units, and intelligent analytics, you maintain full control over your consumption costs. INTELLIGENT METER READING • AI-powered OCR camera with 6 image processing strategies • Automatic text recognition in difficult lighting • Integrated flashlight for dark rooms • Photo gallery of all readings 96 DIFFERENT UNITS • Energy: kWh, MWh, Wh, BTU, Joule and more • Volume: m³, Liter, Gallon (US/UK), Cubic foot • Flow, Pressure, Temperature, Length, Area • Counting units: Pieces, Count, Cycles PROFESSIONAL STATISTICS & FORECASTS • Trend analysis with linear regression • Annual consumption forecast • Monthly consumption patterns and comparisons • Bidirectional meters (e.g. battery) • 12-month cost forecast COMPLETE COST CONTROL • Multiple price configurations per meter • Time-based price changes • Separate base fee and consumption costs • Billing periods with automatic cost calculation HOME ASSISTANT INTEGRATION • Complete smart home integration • Automatic synchronization of meter readings • Background synchronization FRITZ!BOX INTEGRATION (PREMIUM) • Automatic tracking of internet data usage • Upload, download and total consumption • Daily, weekly or monthly sync READING REPORTS & INVOICES (PREMIUM) • Create reading reports for multiple meters • PDF export for landlords and property managers • Record invoices with consumption, prices and base fees • Multi-meter assignment per invoice DATA MANAGEMENT & BACKUP • JSON and CSV export • xMeter CSV import • Automatic format detection on import • Smart import with duplicate detection REMINDERS & NOTIFICATIONS • Daily, monthly or custom reminders • Deep links directly to meter • Local notifications without cloud iCLOUD SYNCHRONIZATION • Automatic sync across all Apple devices • Widget data synchronization • Background synchronization HOME SCREEN WIDGETS • 3 widget sizes (Small, Medium, Large) • Current meter readings at a glance • 30-day consumption display MULTIPLE HOUSES & UNLIMITED METERS • Manage multiple properties • Unlimited meters per house (Premium) • Move meters between houses • Meter replacement management with history preservation • House filter in statistics and cost overview 8 METER TYPES Electricity, Gas, Hot Water, Cold Water, Water, Heating, Battery, Data USER-FRIENDLY & MODERN • Modern SwiftUI design • Dark Mode • Haptic feedback PRIVACY & SECURITY • All data stays on your devices • iCloud encryption • GDPR compliant FREE FEATURES • Up to 5 meters • All 8 meter types • 96 units available • Widgets CREDITS App Icon by Lorraine Sandmann (lorrainesandmann.de)
Screenshots
Verdict
The clearest difference is in-app purchases: HOTTECH GR SMART at none against Meter Usage's 1. HOTTECH GR SMART also leads on iOS requirement (10.0 vs 18.0). Meter Usage's advantage is update cadence (weekly vs every 5 weeks). On price, ads 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
Both are free to download. Meter Usage sells 1 one-off in-app purchase. HOTTECH GR SMART asks for nothing beyond the download.
HOTTECH GR SMART ships an update every 5 weeks, Meter Usage weekly. Both last shipped on October 4, 2026.
| Parameter | HOTTECH GR SMART | Meter Usage |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 weeks | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 10.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 15 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | EuroICC d.o.o. | Mathias Todisco |
In-app purchases
HOTTECH GR SMART
No in-app purchases
Meter Usage
- Premium Access$34.99
Questions
Is HOTTECH GR SMART free?
Is Meter Usage free?
Do HOTTECH GR SMART or Meter Usage have ads?
Which is updated more often, HOTTECH GR SMART or Meter Usage?
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