# Pollen vs Gulpo

The clearest difference is update cadence: Pollen at daily against Gulpo's every 2 days. Pollen also leads on iOS requirement (15.1 vs 26.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Pollen sells 1 in-app purchase, starting at $3.99 per month and Gulpo sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Pollen ships an update daily, Gulpo every 2 days. The most recent releases landed on September 28, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Pollen | Gulpo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/gulpo/id6800241908/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 2 days |
| Monetization | — | Free with in-app purchases |
| Size | 42 MB | 31 MB |
| Requires iOS | **15.1** | 26.1 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [A2-83 Limited](https://appshunter.io/developer/1884436690) | [Raja Vijayaraman](https://appshunter.io/developer/562575890) |

## What reviewers say

### Pollen

[App page](https://appshunter.io/ios/app/pollen-know-your-enemy/id6760431422)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| P.KYE Premium | $3.99 | per month |


### Gulpo

[App page](https://appshunter.io/ios/app/gulpo/id6800241908)

This app helps you track your hydration by visualizing your progress and offering flexible logging methods. It accounts for water content in various beverages and adjusts goals based on factors like weather and workouts. Your data is kept private and synced via iCloud.

**Highlights:** Pace line visualization for hydration progress, Flexible logging: manual, voice, camera, bottle tracking, Accounts for water content in various beverages, Dynamic goal adjustment based on weather and workouts, Private data storage and iCloud syncing

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Yearly | $9.99 | per year |
| Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is Pollen free?

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

### Is Gulpo free?

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

### Do Pollen or Gulpo have ads?

Neither Pollen nor Gulpo shows ads.

### Which is updated more often, Pollen or Gulpo?

Pollen ships an update daily, and Gulpo every 2 days. Most recently, Pollen was updated on September 28, 2026 and Gulpo on October 12, 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.*