Comparison

Metric Converters vs WattPulse Pro

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

Head to head
About

Metric Converters

Features
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This is the Converter Maniacs Mobile Metric Converter. It can convert between twenty different metric prefixes: Yotta, Zetta, Exa, Peta, Tera, Giga, Mega, Kilo, Hecto, Deka, Deci, Centi, Milli, Micro, Nano, Pico, Femto, Atto, Zepto, and Yocto. Not only can it convert between all of those prefixes, but it will also give you the formula and illustrate what you are converting with pictures. The app is fast, intuitive, and easy to use. It is a standalone app, which means that it will work perfectly fine in places with little or no Internet access. We hope this will become one of your favorite utility apps on your phone.

About

WattPulse Pro

Features
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WattPulse brings your home's energy to life. Connect your Home Assistant instance and watch solar production, grid usage, battery status, and total consumption flow together in one beautiful overlay chart. REAL-TIME ENERGY MONITORING • Live solar, grid, battery, and consumption metrics • Animated energy flow diagram shows power moving through your home • Instant updates via Home Assistant WebSocket • Offline cache keeps data visible even when HA is unreachable MULTI-SOURCE OVERLAY CHART • See solar, grid, battery, and consumption on a single chart • Switch between Today, Week, Month, and Year views • Smooth Swift Charts visualization with interactive legends • Compare historical patterns across 2 years of data AI-POWERED SUGGESTIONS • On-device suggestions to optimize energy usage • Solar excess alerts — run appliances when production peaks • Low-price alerts — shift load to off-peak hours • Battery optimization tips for maximum self-consumption • All suggestions generated locally — no cloud, no tracking ANOMALY DETECTION • WattPulse learns your typical usage patterns • Get alerts when consumption spikes above normal • Mark events as "normal" to improve detection accuracy • History log of all detected anomalies COST & SAVINGS TRACKING • Three rate plan types: Flat, Time-of-Use, Real-Time Pricing • Automatic cost calculations based on your actual rates • Feed-in tariff support for solar export credits • See daily, weekly, monthly, and yearly savings at a glance CO₂ CARBON OFFSET • Track your solar contribution to reducing emissions • 0.417 kg/kWh emission factor (configurable) • See your carbon offset in real time • Monthly and yearly CO₂ summaries HOME ASSISTANT INTEGRATION • Direct WebSocket connection — no cloud middleman • Auto-discovery of solar, grid, battery, and consumption sensors • Support for multiple HA instances (home, office, vacation home) • Secure token storage in iOS Keychain • Works with Home Assistant 2023.x and later DATA EXPORT & PRIVACY • Export energy data as CSV for any time range • All data stored locally on your device • No analytics, no tracking, no cloud sync • Your energy data never leaves your phone CUSTOMIZATION • Choose between System, Light, and Dark appearance • Configure notification preferences (anomaly, low-price, suggestions) • Set up multiple HA instances and switch between them • Customize rate plans to match your utility bill WattPulse is a one-time purchase. No subscriptions, no ads, no in-app purchases. Buy once, use forever. REQUIREMENTS • iOS 17.0 or later • iPhone or iPad • Home Assistant 2023.x or later • Home Assistant Long-Lived Access Token WattPulse is not affiliated with Home Assistant. Home Assistant is a trademark of its respective owners.

Screenshots

Metric Converters4 screens
WattPulse Pro4 screens

Verdict

The call

The clearest difference is price: Metric Converters at $0.99 against WattPulse Pro's $2.99. Metric Converters also leads on iOS requirement (14.1 vs 17). 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

CostPrice · In-app purchases · Ads · Monetization

Metric Converters costs $0.99 and WattPulse Pro $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scorecard2 real differences · 4 level
Metric Converters versus WattPulse Pro: the parameters behind the verdict, then further details
ParameterMetric ConvertersWattPulse Pro
Price$0.99 — better$2.99
Update frequencyEvery 38 months—
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS14.1 — better17
Further details — not scored
Size20 MB10 MB
Age rating+44+
DeveloperH Valeur贺 周

In-app purchases

None

Metric Converters

No in-app purchases

None

WattPulse Pro

No in-app purchases

Questions

Is Metric Converters free?
Metric Converters costs $0.99, with no in-app purchases.
Is WattPulse Pro free?
WattPulse Pro costs $2.99, with no in-app purchases.
Do Metric Converters or WattPulse Pro have ads?
Neither Metric Converters nor WattPulse Pro shows ads.

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