# PGR Calculator vs LoopList

The clearest difference is rating: LoopList at 5.0 against PGR Calculator's 3.3. LoopList also leads on update cadence (weekly vs every 4 months). PGR Calculator's advantage is in-app purchases (none vs 4) and ads (none vs shown). On price, ratings volume and device support there is nothing between them.

Both are free to download. LoopList sells 4 in-app purchases, starting at $4.99 per month. PGR Calculator asks for nothing beyond the download.

LoopList holds the better App Store score, 5.0 against 3.3. Both are backed by a comparable volume of ratings — 4 and 3 respectively.

PGR Calculator ships an update every 4 months, LoopList weekly. The most recent releases landed on September 23, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | PGR Calculator | LoopList |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (4 ratings)](https://appshunter.io/ios/app/pgr-calculator/id387478358/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/looplist-collaborative-lists/id6752114791/reviews)** |
| Number of ratings | **4** | 3 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 17 MB | 62 MB |
| Requires iOS | **10.2** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [OHP, Inc.](https://appshunter.io/developer/387478361) | [LoopList LLC](https://appshunter.io/developer/1838101351) |

## What reviewers say

### PGR Calculator

[App page](https://appshunter.io/ios/app/pgr-calculator/id387478358)

This app simplifies the calculation of plant growth regulators (PGRs) for field applications. It helps users determine the correct rates for spray or drench applications based on desired dosage and area size, ensuring accurate product and solution amounts.

**Highlights:** Calculate PGR rates for spray applications, Calculate PGR rates for drench applications, Enter desired dose and application area, Calculate solution and product amounts, Access SDS sheets and product labels

**Features:** macOS Compatibility

**In-app purchases:** none


### LoopList

[App page](https://appshunter.io/ios/app/looplist-collaborative-lists/id6752114791)

Easily plan and share tasks with family and friends for everyday activities like shopping, travel, and chores. This intuitive app focuses on getting things done together without unnecessary complexity.

**Highlights:** Create and share collaborative to-do lists, Instant updates for real-time synchronization, Ideal for shopping, travel, parties, and chores, Lightweight and user-friendly interface, Focus on shared task completion

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $4.99 | per month |
| Premium Pro Monthly | $9.99 | per month |
| Premium Annual | $47.99 | per year |
| Premium Pro Annual | $94.99 | per year |


## Frequently asked questions

### Is PGR Calculator free?

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

### Is LoopList free?

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

### Which has better reviews, PGR Calculator or LoopList?

LoopList is rated higher. PGR Calculator averages 3.3 out of 5 from 4 ratings, while LoopList averages 5.0 from 3 ratings.

### Do PGR Calculator or LoopList have ads?

LoopList shows ads; PGR Calculator does not.

### Which is updated more often, PGR Calculator or LoopList?

PGR Calculator ships an update every 4 months, and LoopList weekly. Most recently, PGR Calculator was updated on September 23, 2026 and LoopList on October 7, 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.*