# TwentySeven vs Grind Field

The clearest difference is rating: TwentySeven at 5.0 against Grind Field's 2.9. TwentySeven also leads on ads (none vs shown). Grind Field's advantage is update cadence (daily vs every 21 months) and ratings volume (8 vs 2). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. TwentySeven sells 2 one-off in-app purchases and Grind Field sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

TwentySeven holds the better App Store score, 5.0 against 2.9. Both are backed by a comparable volume of ratings — 2 and 8 respectively.

TwentySeven ships an update every 21 months, Grind Field daily. The most recent releases landed on October 5, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | TwentySeven | Grind Field |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/twentyseven/id1457716619/reviews)** | [2.9 (8 ratings)](https://appshunter.io/ios/app/grind-field/id6741766864/reviews) |
| Number of ratings | 2 | **8** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 21 months | **Daily** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 2 MB | 135 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Value from Software LLC](https://appshunter.io/developer/458599979) | [Upperpik Oyun Yazilim ve Pazarlama Ticaret Anonim Sirketi](https://appshunter.io/developer/1225221447) |

## What reviewers say

### TwentySeven

[App page](https://appshunter.io/ios/app/twentyseven/id1457716619)

A 3D puzzle game where you merge colored balloons on a grid to create larger ones. Master spatial and combinatorial thinking to achieve increasingly complex goals, from a level 8 balloon to a full house of different balloon sizes.

**Highlights:** 3D grid-based balloon merging, Enhances spatial and combinatorial thinking, Multiple grid sizes and challenges, Tutorial and undo options, Customizable controls, External keyboard support

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3 undo sequences | $0.99 | one-time |
| 10 undo sequences | $1.99 | one-time |


### Grind Field

[App page](https://appshunter.io/ios/app/grind-field/id6741766864)

Merge and strengthen your grinders to collect stones more efficiently. Progress through increasingly challenging levels by cleaning fields and upgrading your equipment. Become stronger to overcome each new obstacle.

**Highlights:** Increase grinder count, Merge and strengthen grinders, Grind stones faster, Clean fields, Progress through levels, Upgrade equipment

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $4.99 | one-time |


## Frequently asked questions

### Is TwentySeven free?

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

### Is Grind Field free?

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

### Which has better reviews, TwentySeven or Grind Field?

TwentySeven is rated higher. TwentySeven averages 5.0 out of 5 from 2 ratings, while Grind Field averages 2.9 from 8 ratings.

### Do TwentySeven or Grind Field have ads?

Grind Field shows ads; TwentySeven does not.

### Which is updated more often, TwentySeven or Grind Field?

TwentySeven ships an update every 21 months, and Grind Field daily. Most recently, TwentySeven was updated on October 5, 2026 and Grind Field 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.*