# RUN vs Stump Grinding Estimator

The clearest difference is price: RUN at Free against Stump Grinding Estimator's $4.99. RUN also leads on rating (4.3 vs 1.0) and ratings volume (1.2K vs 2). Stump Grinding Estimator's advantage is in-app purchases (none vs 2). On ads and device support there is nothing between them.

RUN is free to download; Stump Grinding Estimator costs $4.99 up front. RUN sells 2 in-app purchases, starting at $3.99 per month. Stump Grinding Estimator asks for nothing beyond the download.

RUN holds the better App Store score, 4.3 against 1.0. That said, the two scores are not equally well evidenced: RUN has 1.2K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 21% of RUN's written reviews are positive against 0% of Stump Grinding Estimator's.

RUN ships an update every 3 weeks, Stump Grinding Estimator every 3 months. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | RUN | Stump Grinding Estimator |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[4.3 (1.2K ratings)](https://appshunter.io/ios/app/run-chicken/id6468944470/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/stump-grinding-estimator/id6761714057/reviews) |
| Number of ratings | **1.2K** | 2 |
| Positive reviews | **21.4% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | **Free** | Paid |
| Size | 116 MB | 1 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [RUN-TIGER](https://appshunter.io/developer/1711002359) | [Shanghai Sheyuan Network Technology Co., Ltd.](https://appshunter.io/developer/1560626858) |

## What reviewers say

### RUN

[App page](https://appshunter.io/ios/app/run-chicken/id6468944470)

Control and optimize your automated chicken coop door. Set custom timers or sync with sunrise for automatic opening and closing. Monitor door status for flock safety and convenience.

**Highlights:** Configure door opening/closing, Set custom timers, Sync with sunrise, Built-in GPS feature, Overview of door statuses, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - Monthly | $3.99 | per month |
| Premium - Yearly | $39.99 | per year |

**What reviewers like**

- 👍 Easy installation and setup (for some)
- 👍 Reliable operation (for some)
- 👍 Keeps chickens safe at night
- 👍 Convenient automatic open/close
- 👍 Works with older models (with workaround)

**What reviewers complain about**

- 🐛 App connectivity issues
- 🐛 Bluetooth connection problems
- 🐛 App updates breaking functionality
- 🐛 Incompatibility with older/non-Bluetooth models
- 🐛 Loss of manual control/buttons

**Reported bugs**

- Bluetooth not connecting
- App not detecting doors after update
- Door resets and stays open after update
- Non-Bluetooth doors incompatible with new app
- App locks up and doesn't respond

**Requested features**

- Bring back physical buttons
- Allow programming without internet
- Add remote open/close functionality
- Show door status (open/closed/stuck)
- Improve app stability


### Stump Grinding Estimator

[App page](https://appshunter.io/ios/app/stump-grinding-estimator/id6761714057)

This tool helps professionals quickly estimate the time and cost for stump grinding jobs. It factors in stump dimensions, wood hardness, grinder size, and site access to provide accurate quotes and debris calculations.

**Highlights:** Stump diameter, height, and grind depth input, Wood hardness and access difficulty multipliers, Grinder size calibration, Instant time and cost estimates, Debris volume and fill material calculation, Batch job totals for multiple stumps

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is RUN free?

RUN is free to download, with in-app purchases available.

### Is Stump Grinding Estimator free?

Stump Grinding Estimator costs $4.99, with no in-app purchases.

### Which has better reviews, RUN or Stump Grinding Estimator?

RUN is rated higher. RUN averages 4.3 out of 5 from 1.2K ratings, while Stump Grinding Estimator averages 1.0 from 2 ratings.

### Do RUN or Stump Grinding Estimator have ads?

Neither RUN nor Stump Grinding Estimator shows ads.

### Which is updated more often, RUN or Stump Grinding Estimator?

RUN ships an update every 3 weeks, and Stump Grinding Estimator every 3 months. Most recently, RUN was updated on November 7, 2026 and Stump Grinding Estimator on October 31, 2026.

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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.*