# iSay GRYB vs Pulsefield

The clearest difference is update cadence: Pulsefield at every 10 days against iSay GRYB's every 2 months. iSay GRYB's advantage is device support (4 vs 1) and iOS requirement (15.0 vs 26.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. iSay GRYB sells 1 one-off in-app purchase and Pulsefield sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

iSay GRYB ships an update every 2 months, Pulsefield every 10 days. The most recent releases landed on October 26, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | iSay GRYB | Pulsefield |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pulsefield/id6761028234/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 10 days** |
| Monetization | — | Free with in-app purchases |
| Size | 11 MB | 5 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Insane Platypus Games](https://appshunter.io/developer/467675044) | [Davide Iadeluca](https://appshunter.io/developer/1887378895) |

## What reviewers say

### iSay GRYB

[App page](https://appshunter.io/ios/app/isay-gryb/id989573039)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### Pulsefield

[App page](https://appshunter.io/ios/app/pulsefield/id6761028234)

Navigate an invisible maze on a blank screen using only haptic feedback. Feel vibrations to guide you towards the goal and avoid hidden mines. This game offers a unique tactile puzzle experience with increasing difficulty and leaderboards.

**Highlights:** Haptic feedback navigation, Invisible goal discovery, Mine avoidance, Progressive difficulty scaling, Stat tracking, Game Center leaderboards, Achievement unlocking

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 5 Lives | $1.99 | one-time |
| 10 Lives | $4.99 | one-time |
| 20 Lives | $7.99 | one-time |
| 50 Lives | $12.99 | one-time |


## Frequently asked questions

### Is iSay GRYB free?

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

### Is Pulsefield free?

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

### Do iSay GRYB or Pulsefield have ads?

Neither iSay GRYB nor Pulsefield shows ads.

### Which is updated more often, iSay GRYB or Pulsefield?

iSay GRYB ships an update every 2 months, and Pulsefield every 10 days. Most recently, iSay GRYB was updated on October 26, 2026 and Pulsefield on October 19, 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.*