Comparison

PV vs HelioPeak

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

Head to head
About

PV

Read full description

The App is designed for customer to do self-checking on the solar modules and make records of the relevant data. 1. Customer can query the module information through the App no matter modules are purchased directly or from a dealer. 2. Customer can make queries after they get qualification of the enterprise. 3. It is convenient for customers to quickly judge the status of modules and accurately collect relevant information

About

HelioPeak

Monitor your solar panel production and consumption with detailed charts and reports. Analyze year-over-year comparisons, system health, and estimated revenue. Annotate daily data and export reports in various formats.

Highlights
  • Live power readings and daily production overview
  • Production, Consumption, and Combined views
  • Year-over-year comparisons and annual reports
  • System health indicators
  • Annotate daily data with notes
  • CSV and JSON data export
  • Home screen widgets
Features
Read full description

HelioPeak gives you a clean, modern way to monitor your solar panel production and consumption using your PVOutput.org data — now with a dedicated iPad layout, year-over-year comparisons, annotations, and exportable annual reports. iPAD & MAC Native iPad layout with sidebar navigation, Inspector panel, year heatmap, and full keyboard shortcut support Also runs on Apple Silicon Macs (Designed for iPad) iPhone landscape chart-priority mode — rotate to give the chart full breathing room DASHBOARD & CHARTS Dashboard with live power readings and daily production overview Production, Consumption, and Combined views — see what you generate, what you use, and how they balance out Self-use percentage and net export/import stats Interactive charts for Day, Week, Month, Year, and All Time periods Drill down from Total to Year to Month to Day with a single tap Calendar and Rolling chart modes — see fixed periods or sliding windows Tap and drag on any chart to explore individual data points Pull-to-refresh to reload the latest data Detailed data table below each chart with sortable columns Sparklines on stat cards for quick trend visualization INSIGHTS & REPORTING Year-over-Year Comparison with side-by-side charts, percentage deltas, and a shareable 1-page PDF summary Annual Report PDF — polished multi-page A4 report with production totals, monthly breakdowns, peak days, and yield (in all six app languages) System Health Indicators — at-a-glance signals if your system is reporting normally, has gaps, or hasn't reported recently Year-over-year deltas on the Dashboard for today, this month, and year-to-date Peak power tracking with exact timestamps Estimated revenue based on your electricity price CO₂ savings and tree equivalent display Specific Yield (kWh/kWp/year) and Yearly Average — solar industry benchmarks NOTES & TIMELINE Annotate any day with notes — cleaning, weather events, panel issues Browse your full history in the Timeline view Notes sync across your Apple devices via iCloud Key-Value Store, scoped to your Apple ID WIDGETS & EXPORT Home screen widget in three sizes (Small, Medium, Large) — see today's production at a glance, with an intraday chart on the Large widget. Place multiple widgets, each bound to a different system CSV and JSON export of your daily production and consumption data UNDER THE HOOD System details with panels, inverter, orientation, and lifetime statistics Smart caching — works offline with up to 80% fewer API calls Clear Cache — reload data freshly from PVOutput for any system Built-in demo system — try before connecting your own Available in English, Dutch, French, German, Italian, and Spanish Dark mode support with System, Dark, and Light options PRIVACY FIRST HelioPeak connects directly to the PVOutput API using your own read-only API key. Your credentials are stored locally on your device — never on external servers. No account sharing, no tracking, no ads. HOW IT WORKS Create a read-only API key on pvoutput.org (Settings → API Access) Enter your System ID and API key in HelioPeak Start exploring your solar production and consumption data One key works across all your devices. HelioPeak never sees your PVOutput password. MULTIPLE SYSTEMS The free version supports one PVOutput system. Unlock unlimited systems with a single in-app purchase — perfect for households with multiple inverters or monitoring multiple locations. HelioPeak is not affiliated with PVOutput.org. Revenue estimates are for informational purposes only.

Screenshots

PV4 screens
HelioPeak4 screens

Verdict

The call

The clearest difference is in-app purchases: PV at none against HelioPeak's 1. PV also leads on iOS requirement (11.0 vs 18.6). HelioPeak's advantage is update cadence (every 3 days vs every 2 months). 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. HelioPeak sells 1 one-off in-app purchase. PV asks for nothing beyond the download.

UpkeepUpdate frequency

PV ships an update every 2 months, HelioPeak every 3 days. The most recent releases landed on September 17, 2026 and August 7, 2026 respectively.

Scorecard3 real differences · 6 level
PV versus HelioPeak: the parameters behind the verdict, then further details
ParameterPVHelioPeak
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 2 monthsEvery 3 days — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free
DevicesiPhone, iPodiPhone, iPad
Requires iOS11.0 — better18.6
Further details — not scored
Size33 MB10 MB
Age rating4+4+
DeveloperTrina Solar Co., Ltd.Sven De Troch

In-app purchases

None

PV

No in-app purchases

1 purchases

HelioPeak

One-time1
  • Unlock Multiple Systems$5.99

Questions

Is PV free?
PV is free to download, with no in-app purchases.
Is HelioPeak free?
HelioPeak is free to download, with in-app purchases available.
Do PV or HelioPeak have ads?
Neither PV nor HelioPeak shows ads.
Which is updated more often, PV or HelioPeak?
PV ships an update every 2 months, and HelioPeak every 3 days. Most recently, PV was updated on September 17, 2026 and HelioPeak on August 7, 2026.

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