Service Register vs Gridwatch
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Service Register
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This is the Church of England app for recording the attendance of daily services at your church. Please note that the app is presently only available to churches within dioceses using the parish returns online system at https://parishreturns.churchofengland.org/. If your church already has login details for this site, you can use them to login to the app. If you do not yet have login credentials please contact your diocese who will be able to provide them for you.
Gridwatch
Monitor real-time energy demand and electricity supply sources for the UK. Track current and past consumption levels to understand grid performance.
- Live UK energy demand metrics
- Electricity supply source breakdown
- Current consumption levels
- Historical consumption data
- Grid performance insights
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Get live energy demand metrics for the UK and from which sources the electricity is supplied to the grid. View current and historical consumption levels.
Screenshots
Verdict
The clearest difference is device support: Gridwatch at 5 against Service Register's 3. On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Service Register ships an update every 5 months, Gridwatch every 3 months. The most recent releases landed on October 26, 2026 and October 17, 2026 respectively.
| Parameter | Service Register | Gridwatch |
|---|---|---|
| Price | Free | Free |
| Positive reviews | — | 66.7% of reviews |
| Update frequency | Every 5 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Apple TV, Apple Watch — better |
| Requires iOS | 15.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 6 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | Z/Yen Group Ltd. | Carl de Wiele |
In-app purchases
Service Register
No in-app purchases
Gridwatch
No in-app purchases
Questions
Is Service Register free?
Is Gridwatch free?
Do Service Register or Gridwatch have ads?
Which is updated more often, Service Register or Gridwatch?
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