Comparison

HOTTECH GR SMART vs Meter Usage

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

HOTTECH GR SMART

Features
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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

About

Meter Usage

Features
Read full description

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

HOTTECH GR SMART4 screens
Meter Usage4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Meter Usage sells 1 one-off in-app purchase. HOTTECH GR SMART asks for nothing beyond the download.

UpkeepUpdate frequency

HOTTECH GR SMART ships an update every 5 weeks, Meter Usage weekly. Both last shipped on October 4, 2026.

Scorecard3 real differences · 3 level
HOTTECH GR SMART versus Meter Usage: the parameters behind the verdict, then further details
ParameterHOTTECH GR SMARTMeter Usage
PriceFreeFree
Update frequencyEvery 5 weeksWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPodiPhone, iPad
Requires iOS10.0 — better18.0
Further details — not scored
Size15 MB18 MB
Age rating4+4+
DeveloperEuroICC d.o.o.Mathias Todisco

In-app purchases

None

HOTTECH GR SMART

No in-app purchases

1 purchases

Meter Usage

One-time1
  • Premium Access$34.99

Questions

Is HOTTECH GR SMART free?
HOTTECH GR SMART is free to download, with no in-app purchases.
Is Meter Usage free?
Meter Usage is free to download, with in-app purchases available.
Do HOTTECH GR SMART or Meter Usage have ads?
Neither HOTTECH GR SMART nor Meter Usage shows ads.
Which is updated more often, HOTTECH GR SMART or Meter Usage?
HOTTECH GR SMART ships an update every 5 weeks, and Meter Usage weekly. Most recently, HOTTECH GR SMART was updated on October 4, 2026 and Meter Usage on October 4, 2026.

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