# Zolia vs Gulp

The clearest difference is in-app purchases: Zolia at none against Gulp's 6. Zolia also leads on iOS requirement (15.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Gulp sells 6 in-app purchases, starting at $3.99 per month. Zolia asks for nothing beyond the download.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Zolia | Gulp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (18 ratings)](https://appshunter.io/ios/app/zolia-chronic-symptom-tracker/id6759508900/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Monetization | Free | — |
| Size | 64 MB | 12 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Crystal Springs Software, LLC](https://appshunter.io/developer/309944754) | [Randy Torres](https://appshunter.io/developer/1871953838) |

## What reviewers say

### Zolia

[App page](https://appshunter.io/ios/app/zolia-chronic-symptom-tracker/id6759508900)

This app helps individuals with complex chronic illnesses track a wide range of symptoms, medications, foods, and environmental factors. It offers customizable logging and advanced analytics to identify patterns and triggers, designed to be efficient and respect user energy levels.

**Highlights:** Customizable symptom and trigger logging, Efficient routine logging with batch actions, High-level summary or granular detail tracking, Advanced analytics for pattern identification, Privacy-first data control and local backup, Customizable session types and rating scales

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

**In-app purchases:** none


### Gulp

[App page](https://appshunter.io/ios/app/gulp-hydration-app-blocker/id6777773350)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gulp Pro Monthly | $3.99 | per month |
| Gulp Pro Weekly | $4.99 | per 7 days |
| Gulp Pro Annual Offer | $19.99 | per year |
| Gulp Pro Yearly | $24.99 | per year |
| Gulp Pro Annual | $39.99 | per year |
| Gulp Pro Lifetime | $4.99 | one-time |


## Frequently asked questions

### Is Zolia free?

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

### Is Gulp free?

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

### Do Zolia or Gulp have ads?

Neither Zolia nor Gulp shows ads.

### Which is updated more often, Zolia or Gulp?

Zolia ships an update weekly, and Gulp weekly. Most recently, Zolia was updated on October 28, 2026 and Gulp on October 24, 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.*