# Whenr Whenr vs Precision Power

The clearest difference is device support: Whenr Whenr at 3 against Precision Power's —. Precision Power's advantage is iOS requirement (12.0 vs 16.1). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Whenr Whenr against 5.0 for Precision Power. Both are backed by a comparable volume of ratings — 4 and 2 respectively.

## The numbers

| Metric | Whenr Whenr | Precision Power |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/whenr-whenr/id1659481999/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/precision-power/id6502640903/reviews) |
| Number of ratings | **4** | 2 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 22 months | — |
| Monetization | Free | Free |
| Size | 4 MB | 21 MB |
| Requires iOS | 16.1 | **12.0** |
| Devices | **iPhone, iPad, Mac** | — |
| Age rating | 4+ | 4+ |
| Developer | [Darin Kelkhoff](https://appshunter.io/developer/1659482001) | [Precision Sonar](https://appshunter.io/developer/1746297353) |

## What reviewers say

### Whenr Whenr

[App page](https://appshunter.io/ios/app/whenr-whenr/id1659481999)

This app simplifies complex time calculations, helping you easily determine time differences, future times, and duration sums. It offers an intuitive interface and convenient options to copy, set reminders, or share results.

**Highlights:** Calculate time differences, Determine future times, Sum time durations, Copy results to clipboard, Create reminders from results, Share time calculations

**Features:** Vision Pro support

**In-app purchases:** none


### Precision Power

[App page](https://appshunter.io/ios/app/precision-power/id6502640903)

Monitor your lithium battery's performance directly from your phone. View detailed information like charge level, voltage, capacity, and temperature. Connect via Bluetooth 5.0 for real-time data and device settings.

**Highlights:** Direct battery monitoring from BMS, Real-time battery information display, Bluetooth 5.0 connectivity, Device settings access, Charge/discharge switch

**In-app purchases:** none


## Frequently asked questions

### Is Whenr Whenr free?

Whenr Whenr is free to download, with no in-app purchases.

### Is Precision Power free?

Precision Power is free to download, with no in-app purchases.

### Which has better reviews, Whenr Whenr or Precision Power?

Whenr Whenr and Precision Power are both rated 5.0 out of 5 on the App Store, from 4 and 2 ratings respectively.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*