SimpleTally vs PowerDetector
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SimpleTally
This utility app allows you to easily track multiple counts simultaneously with a unique linking feature. Navigate counts with simple gestures and customize your experience with themes and feedback options. Share your results effortlessly.
- Tap to count up, swipe down to count down
- Unlimited counters
- Link counters together
- Customizable counter themes
- Haptic and audio feedback
- Prevent display sleep
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SimpleTally is an easy to use tally counter with a twist. What's the twist? You can link counters together so you can count multiple things at the same time. Keep your eyes on what you're counting and not on your device with simple counting gestures. It's available for your iPhone or iPad. Key Features: - Simple intuitive interface, just tap to count up and swipe down to count down. - Unlimited counters - Supports dark mode - Counter color themes - Create up or down counters with initial value, step size, and reset value - Lock counter to avoid value being changed - Create one-way links between counters so that changing one changes them all - Easily share results with others for a single counter or all counters - Simple reset of a single counter or all counters - Enable haptic feedback on supported devices - Enable audio feedback with tap sound or voice - Enable to prevent display from sleeping when SimpleTally is active - No ads to interrupt your experience
PowerDetector
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The PowerDetector app uses the iPhone charging status to sense AC power, allowing the iPhone to act as a remote power sensor and email notification device. Configure the PowerDetector app with email addresses, plug in the iPhone to a charger and if the power goes out an email or text message will be sent to you.
Screenshots
Verdict
The clearest difference is update cadence: SimpleTally at every 3 weeks against PowerDetector's every 2 months. PowerDetector's advantage is iOS requirement (18.6 vs 26.0). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
SimpleTally ships an update every 3 weeks, PowerDetector every 2 months. The most recent releases landed on August 29, 2026 and May 13, 2026 respectively.
| Parameter | SimpleTally | PowerDetector |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (5 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 3 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 26.0 | 18.6 — better |
| Further details — not scored | ||
| Size | 5 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Douglas Robison | River Rock Logic |
In-app purchases
SimpleTally
No in-app purchases
PowerDetector
No in-app purchases
