tSolar app vs Solar Setup
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
tSolar app
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Los equipos TDS600 reducen el coste del sistema de bombeo solar en dos aspectos: aumentan su eficiencia, y reducen los costes operacionales y de mantenimiento. La eficiencia aumenta al permitir el funcionamiento de la bomba en condiciones de menor luminosidad, mediante el algoritmo MPPT (maximum power point tracking), disminuyendo su velocidad. Esto puede traducirse en un panel solar menor, o en la eliminación de la necesidad de baterías o la generación por diésel. La supresión de estos componentes supone un menor coste inicial en la instalación del sistema de bombeo. Por otro lado, al funcionar a menor velocidad, la bomba sufre un menor desgaste, aumentado su vida operativa y disminuyendo los gastos de mantenimiento y reparaciones. Los variadores de velocidad TDS600 tienen la ventaja añadida de funcionar con alimentación híbrida, de forma que se puede elegir entre la energía solar y una fuente de corriente alterna externa, cuando ésta exista (por la noche o con mal tiempo).
Solar Setup
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Plan your off-grid solar setup in minutes. Solar Setup Calculator turns your appliance list into a complete, sized system — solar panels, battery bank, inverter, and charge controller — with real-world cost estimates and payback time. No spreadsheets. No installer sales calls. Just answer three questions about where you live, how much power you use, and how many days of battery backup you want — and the app does the off-grid solar math using the same formulas professional installers use. WHY IT'S DIFFERENT * Off-grid solar sizing built for everyone, not just installers. Pick appliances from a built-in catalog of 30+ common loads (fridges, lights, laptops, AC units, water pumps) or type in your own watts and hours. * Real sun-hours data, not guesses. The app pulls NASA POWER satellite data for your exact location on demand, so your panel count reflects what your roof actually gets — not a generic regional average. * Real battery science. Lithium and lead-acid have very different depth-of-discharge limits and round-trip efficiency. The calculator handles both correctly so your battery bank is sized for what it can actually deliver, not what's printed on the label. * Inverter sizing that handles surge loads. Air conditioners, fridges, and pumps draw 3 to 5 times their rated wattage during startup. The app accounts for this so your inverter doesn't trip out on day one. * Cost and payback estimates. Add your local kWh price and see how many years until your solar setup pays for itself versus staying on the grid. * Save and compare. Try different configurations side-by-side — 12V vs 24V vs 48V, lithium vs lead-acid, 1 day vs 3 days of backup — and see which one wins on cost and reliability. * Export as PDF. Share your sized system with an installer or supplier as a clean, professional PDF — no spreadsheet attachments. BUILT FOR - RV and van life — calculate solar for your rig with realistic appliance assumptions - Tiny house and cabin — design a system sized for your real consumption - Backyard sheds, workshops, and outbuildings — keep your tools running without trenching mains - Backup power for grid-tied homes — size a battery bank for blackouts - Marine solar setups — the same off-grid math works on a boat FREE FOREVER - Unlimited setups and saved designs - Cloud sync across devices (optional) - Full off-grid sizing wizard - NASA POWER sun-hours refresh - Built-in solar education library PRO — ONE-TIME $6.99, LIFETIME - PDF export of your sized system - Side-by-side comparison of multiple setups No subscriptions. No ads. Pay once, keep forever. THE STORY Solar Setup Calculator was built by an off-grid enthusiast frustrated with calculators that sized panels for daytime use only and left batteries empty by midnight. The app uses the full daily kWh figure for panel sizing, accounts for system losses, and handles depth-of-discharge correctly — the same way a professional designer would. Whether you're planning a weekend cabin, going full-time off-grid, or just curious what it would take to cover your fridge with solar — Solar Setup Calculator gives you a real answer in 5 minutes. Download free, design unlimited setups, and pay once for Pro if you need the comparison view or PDF export.
Screenshots
Verdict
The clearest difference is in-app purchases: tSolar app at none against Solar Setup's 1. tSolar app also leads on iOS requirement (9.0 vs 14.0). Solar Setup's advantage is update cadence (every 2 days vs every 21 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
Both are free to download. Solar Setup sells 1 one-off in-app purchase. tSolar app asks for nothing beyond the download.
tSolar app ships an update every 21 months, Solar Setup every 2 days. The most recent releases landed on September 16, 2026 and August 26, 2026 respectively.
| Parameter | tSolar app | Solar Setup |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 21 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 47 MB | 46 MB |
| Age rating | 4+ | 4+ |
| Developer | Toscano Linea Electronica SL | Ammar Khatib |
In-app purchases
tSolar app
No in-app purchases
Solar Setup
- Solar Setup Pro$6.99





