goASTAC vs Extra
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
goASTAC
Manage your home network with this app. Assign device priority, implement parental controls, and create guest networks. Monitor network usage, conduct speed tests, and customize your SSID for complete control.
- Assign device priority
- Implement parental controls
- Create guest networks
- View network usage
- Perform speed tests
- Manage SSID
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Control your smart home experience with goASTAC. Manage your network by assigning devices priority, implementing parental controls, and creating your own guest networks. View network usage, perform speed tests, and manage your SSID for total control.
Extra
Understand your body's energy cycles to enhance productivity and vitality. Track energy levels, analyze activity impacts, and visualize historical data to identify patterns.
- Energy level tracking
- Activity impact analytics
- Historical data visualization
- Pattern and trend identification
- Productivity and vitality enhancement
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Empower yourself with knowledge about your body’s energy cycles and make informed decisions to boost your productivity and vitality. Tracking of your energy levels throughout the day. Detailed analytics showing how different activities impact your energy. Historical data visualization to identify patterns and trends. Terms of Use - https://powerlockapp.com/terms.html Privacy Policy - https://powerlockapp.com/policy.html
Screenshots
Verdict
The clearest difference is in-app purchases: goASTAC at none against Extra's 2. goASTAC also leads on iOS requirement (13.0 vs 15.0). Extra's advantage is update cadence (every 2 weeks vs every 3 months). On price, rating, ratings volume and ads 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. Extra sells 2 in-app purchases, starting at $9.99 per 7 days. goASTAC asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for goASTAC against 5.0 for Extra. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
goASTAC ships an update every 3 months, Extra every 2 weeks. The most recent releases landed on September 18, 2026 and September 11, 2026 respectively.
| Parameter | goASTAC | Extra |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) | 5.0 (1 ratings) |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 3 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 43 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | ARCTIC SLOPE TELEPHONE ASSOCIATION COOPERATIVE, INC. | DATAWISE ANALYTICS LIMITED |
Customer experience
goASTAC
Extra
In-app purchases
goASTAC
No in-app purchases
Extra
- Premium3 Days trial$9.997 Days
- Premium$199.991 Year









