Comparison

Solar Calibrator vs HTMLRemote

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

Head to head
About

Solar Calibrator

This professional toolkit helps PV installers precisely calibrate panel angles, size battery banks and wire gauges, and generate PDF quotes. It includes tools for obstruction analysis and load auditing, all accessible offline.

Highlights
  • Solar compass and tilt angle calibration
  • Battery and inverter sizing
  • Wire gauge calculation
  • Load audit and quote builder
  • PV array and string sizing
  • Obstruction analysis
  • Offline functionality
Features
Read full description

The Professional Solar Installer's Toolkit Solar Calibrator is the all-in-one pocket utility for PV installers, engineers, and advanced DIYers. Calibrate panel angles with precision, size battery banks, calculate wire gauges, and generate professional PDF quotes—all without internet access. CORE TOOLS: Solar Compass & Tilt: Align panels to True North/South and find the optimal tilt angle for Summer or Winter efficiency. Uses advanced sensor damping for steady, professional readings. Battery & Inverter Sizing: Calculate exact off-grid storage needs based on load. Supports Lithium (LiFePO4) and Lead-Acid profiles. Wire Gauge Calculator: Prevent voltage drop and fire hazards. Calculates safe wire thickness (AWG/mm²) based on voltage, current, and run length. Load Audit & Quote Builder: Build a complete appliance load profile and generate instant PDF estimates to share with clients. PV Array & String Sizing: Determine the maximum number of panels per string based on local temperature lows (Voc limits) to protect your inverter. Obstruction Analysis: Calculate shadow cast distance to ensure your array stays shade-free during winter solstice. NEW IN V2.0: Field Mode UI: High-contrast Dark Mode for visibility in bright sunlight. PDF Reports: Export detailed calculation reports and client quotes. Smart Location: Auto-detects latitude for precise sun-hour estimations.

About

HTMLRemote

This app allows you to create custom HTML-based interfaces to control your devices over a local network. It acts as an HTTP server, hosting your designs for seamless integration with TCP/IP communication.

Highlights
  • Local HTTP server for device control
  • TCP/IP protocol integration
  • Personalized web-based GUI
  • Design and debug with Safari Web Inspector
  • Expandable control center
Features
Read full description

HTMLRemote: Empower Device Control with Your Custom HTML GUI Key Features: - Acts as a local HTTP server, hosting your GUI as a localhost for seamless device control. - Seamlessly integrates with the TCP/IP protocol for flexible communication. - Easily integrate your personalized web-based GUI. - Use Safari Web Inspector (iOS > 16.3) or HTMLRemote on various platforms for effortless design and debugging. How to Use: 1- Design your HTML GUI with the javascript executecommand function. 2- Upload your HTML to your preferred server. 3- Fill in the URL in the HTMLRemote settings on your iOS device. Expand Your Control Center: As your device system grows, HTMLRemote lets you effortlessly expand your control center, adapting your HTML GUI to accommodate new devices. Revolutionize your LAN device control with HTMLRemote: Experience the freedom of personalized control and elevate your home automation or network management to new heights. Download now and make your HTML GUI the command center for all your connected devices!

Screenshots

Solar Calibrator4 screens
HTMLRemote4 screens

Verdict

The call

The clearest difference is price: Solar Calibrator at $9.99 against HTMLRemote's $19.99. Solar Calibrator also leads on rating (5.0 vs 3.0). HTMLRemote's advantage is update cadence (every 3 days vs every 11 months) and iOS requirement (12.0 vs 15.1). On ratings volume, ads, in-app purchases and monetization model 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

Solar Calibrator costs $9.99 and HTMLRemote $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Solar Calibrator holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

UpkeepUpdate frequency

Solar Calibrator ships an update every 11 months, HTMLRemote every 3 days. The most recent releases landed on October 7, 2026 and October 5, 2026 respectively.

Scorecard4 real differences · 6 level
Solar Calibrator versus HTMLRemote: the parameters behind the verdict, then further details
ParameterSolar CalibratorHTMLRemote
Price$9.99 — better$19.99
Rating5.0 (2 ratings) — better3.0 (2 ratings)
Positive reviews100.0% of reviews—
Number of ratings22
Update frequencyEvery 11 monthsEvery 3 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.112.0 — better
Further details — not scored
Size39 MB2 MB
Age rating4+4+
DeveloperFawzi FakhroNV Verdegem

Customer experience

Solar Calibrator

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

HTMLRemote

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

None

Solar Calibrator

No in-app purchases

None

HTMLRemote

No in-app purchases

Questions

Is Solar Calibrator free?
Solar Calibrator costs $9.99, with no in-app purchases.
Is HTMLRemote free?
HTMLRemote costs $19.99, with no in-app purchases.
Which has better reviews, Solar Calibrator or HTMLRemote?
Solar Calibrator is rated higher. Solar Calibrator averages 5.0 out of 5 from 2 ratings, while HTMLRemote averages 3.0 from 2 ratings.
Do Solar Calibrator or HTMLRemote have ads?
Neither Solar Calibrator nor HTMLRemote shows ads.
Which is updated more often, Solar Calibrator or HTMLRemote?
Solar Calibrator ships an update every 11 months, and HTMLRemote every 3 days. Most recently, Solar Calibrator was updated on October 7, 2026 and HTMLRemote on October 5, 2026.

Other comparisons