Inowattio vs YellowGrid
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Inowattio
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Join the Energy Revolution with Inowattio! Inowattio lets you join energy communities and turn your power into profit. By connecting with local energy networks, you can contribute to balancing the market and earn rewards effortlessly. Whether you’re a homeowner with solar panels or just looking to support green initiatives, Inowattio makes it easy to get involved and start earning. Key Features: • Earn Rewards: Get paid by helping balance the energy market. • Community Connections: Join local energy communities and make a real impact. • Smart Insights: Track your energy usage and earnings in real-time. • Sustainable Impact: Support renewable energy and reduce your carbon footprint. Power your way to extra income with Inowattio—where energy meets opportunity!
YellowGrid
Monitor your solar energy production and consumption in real time. Track your earnings from selling surplus energy to the grid and manage your battery reserves. Connect your solar system to a network for trading and receive monthly proceeds.
- Real-time energy production and consumption monitoring
- Surplus energy tracking to the grid
- Earnings and monthly payment tracking
- Battery capacity reservation
- Connect solar systems for energy trading
- Assistance with solar installation
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Your solar energy. Your earnings. In one app. YellowGrid helps you see what your solar system produces, understand how you use energy and track what you earn from selling your surplus. With the YellowGrid app, you can: - Monitor your energy production and consumption in real time. - See how much surplus energy you send to the grid. - Track your earnings and monthly payments. - Choose how much battery capacity to reserve for your own use. We put your surplus energy to work. YellowGrid connects solar systems across Romania and trades their combined surplus on the energy market. We handle the trading, and you receive your share of the proceeds each month. Already have solar panels? Connect your compatible system to our network with YellowBox. Planning your first installation? We help with the equipment, installation and connection. Get more from your solar energy with YellowGrid.
Screenshots
Verdict
The clearest difference is in-app purchases: YellowGrid at none against Inowattio's 4. On price, update cadence, 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. Inowattio sells 4 one-off in-app purchases. YellowGrid asks for nothing beyond the download.
Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 11, 2026 and September 26, 2026 respectively.
| Parameter | Inowattio | YellowGrid |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Fortnightly | Fortnightly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 16.4 |
| Further details — not scored | ||
| Size | 74 MB | 94 MB |
| Age rating | 4+ | 4+ |
| Developer | Inowattio SRL | YellowGrid |
In-app purchases
Inowattio
- 5 Credits$0.99
- 50 Credits$9.99
- 250 Credits$49.99
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- 500 Credits$99.99
YellowGrid
No in-app purchases









