YellowGrid vs SeifGuard
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
SeifGuard
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SeifGuard helps you stay in control by blocking high-risk apps and unlocking them only after you pass a reaction-based lucidity test. Whether you want to reduce impulsive spending, limit gambling, avoid adult content, or protect your child’s device, SeifGuard gives you a smarter layer of protection — impossible to bypass when you’re not fully aware. Key features: Safe Mode – Block gambling, adult, or other sensitive apps and websites. Lucidity Test – Unlock blocked apps only if you pass a quick reaction-time test designed to prevent impulsive decisions. Usage History – Track attempts, blocks, and activity logs clearly and securely. Guardian Mode – Monitor your child’s app usage and block inappropriate content. Smart Permissions – Requires Accessibility permissions to ensure apps stay protected and cannot be bypass SeifGuard is built for anyone who wants more discipline, more safety, and fewer impulsive decisions — for themselves or their loved ones. By using this application, you agree to our End User License Agreement (EULA). For more details, please visit: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: YellowGrid at none against SeifGuard's 2. 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. SeifGuard sells 2 in-app purchases, starting at $4.99 per month. YellowGrid asks for nothing beyond the download.
Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 12, 2026 and October 9, 2026 respectively.
| Parameter | YellowGrid | SeifGuard |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Fortnightly | Fortnightly |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.4 | 16.0 — better |
| Further details — not scored | ||
| Size | 94 MB | 46 MB |
| Age rating | 4+ | 4+ |
| Developer | YellowGrid | seifguard |
In-app purchases
YellowGrid
No in-app purchases
SeifGuard
- Monthly Premium$4.991 Month
- Yearly Premium$29.991 Year








