Power Save Me vs CoolMonitor
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Power Save Me
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Power Save Me shows Sweden’s electricity price hour by hour for bidding zones SE1, SE2, SE3 and SE4. The figure is the Nord Pool spot price from elprisetjustnu.se. It does not include grid fees, energy tax or your supplier’s markup. The app does not show Danish zones (DK1/DK2) or Norwegian zones. Free • Today’s hourly price and the price right now • One house • An account so you can save that house Pro is a one-time App Store purchase • Tomorrow’s hourly price once it is published • Cheapest and most expensive hours on the chart • More than one house • An estimated monthly cost from today’s average price Restore Purchases is on the Pro screen and uses the same Apple ID. Terms: https://linespotting.com/tos/ Privacy: https://linespotting.com/privacy-policy/
CoolMonitor
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CoolMonitor helps you grasp the status of your device at a glance. CPU usage, screen refresh rate, network activity, storage and heat status are all concentrated in a clear panel. After enabling the charging detection, the charging power can be continuously observed. The results are only saved on the device itself, making it convenient to compare different charging processes. Key data can also be viewed at any time through native floating display, real-time activities, dynamic island and home screen widgets. Core functions View CPU usage, screen refresh rate, network activity, storage and heat status • Observe charging power • Review the charging history saved on this device • Continuously view key indicators through native system display • Rich and diverse custom display methods. And switch between Simplified Chinese, English and Traditional Chinese at any time. Privacy policy: https://zhangthree.cn/privacy.html Terms of Use (EULA) : https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: CoolMonitor at none against Power Save Me's 1. CoolMonitor also leads on update cadence (every 3 weeks vs every 4 months). On price, ads, device support and iOS requirement 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. Power Save Me sells 1 one-off in-app purchase. CoolMonitor asks for nothing beyond the download.
Power Save Me ships an update every 4 months, CoolMonitor every 3 weeks. The most recent releases landed on October 17, 2026 and October 9, 2026 respectively.
| Parameter | Power Save Me | CoolMonitor |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.1 |
| Further details — not scored | ||
| Size | 6 MB | 12 MB |
| Age rating | 4+ | 17+ |
| Developer | LineSpotting AB | Zhangsan Software Co., Ltd., Enshi Prefecture, Hubei Province |
In-app purchases
Power Save Me
- Power Save Me Pro$3.99
CoolMonitor
No in-app purchases
Questions
Is Power Save Me free?
Is CoolMonitor free?
Do Power Save Me or CoolMonitor have ads?
Which is updated more often, Power Save Me or CoolMonitor?
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