# Four Days vs Volta

The clearest difference is review sentiment: Volta at 100% against Four Days's 44%. Volta also leads on price (Free vs $1.99) and rating (5.0 vs 2.6). Four Days's advantage is in-app purchases (none vs 2) and chart position (#195 vs unranked). On ratings volume, ads and device support there is nothing between them.

Volta is free to download; Four Days costs $1.99 up front. Volta sells 2 in-app purchases, starting at $5.99 per month. Four Days asks for nothing beyond the download.

Volta holds the better App Store score, 5.0 against 2.6. Both are backed by a comparable volume of ratings — 8 and 3 respectively. Written reviews point the same way: 44% of Four Days's written reviews are positive against 100% of Volta's.

Four Days ships an update every 4 months, Volta every 4 days. The most recent releases landed on October 25, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Four Days | Volta |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [2.6 (8 ratings)](https://appshunter.io/ios/app/four-days/id1467531634/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/volta-menopause-tracker/id6769328139/reviews)** |
| Number of ratings | **8** | 3 |
| Positive reviews | 44.4% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 4 days** |
| Monetization | Paid | **Freemium** |
| Best chart rank | **#195** | — |
| Size | 23 MB | 77 MB |
| Requires iOS | **13.4** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Sergio Gutierrez Mota](https://appshunter.io/developer/1467531633) | [Dewlulu](https://appshunter.io/developer/1882190122) |

## What reviewers say

### Four Days

[App page](https://appshunter.io/ios/app/four-days/id1467531634)

**Currently charting:** #195 Top Paid · Health & Fitness (US App Store)

This app helps manage food allergies by tracking your diet. It guides you through a rotation diet to avoid repetitive food consumption and prevent new intolerances. Maintain dietary diversity and support gut health.

**Highlights:** Rotation diet tracking, Avoid food repetition, Prevent new intolerances, Enhance nutrient diversity, Support gut healing

**Features:** macOS Compatibility

**In-app purchases:** none


### Volta

[App page](https://appshunter.io/ios/app/volta-menopause-tracker/id6769328139)

This science-backed app helps women track menopause symptoms, daily habits, and lifestyle factors to identify patterns and receive practical guidance. It focuses on sleep, energy, mood, nutrition, and movement without calorie counting.

**Highlights:** Log daily symptoms, mood, energy, and sleep, Track food, protein, movement, and recovery, Receive daily, science-backed guidance, Monitor period and cycle context, View weekly trends and insights, Access community support, Learn menopause and body composition education

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Volta Monthly Plan | $5.99 | per month |
| Volta Yearly Plan | $39.99 | per year |


## Frequently asked questions

### Is Four Days free?

Four Days costs $1.99, with no in-app purchases.

### Is Volta free?

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

### Which has better reviews, Four Days or Volta?

Volta is rated higher. Four Days averages 2.6 out of 5 from 8 ratings, while Volta averages 5.0 from 3 ratings.

### Do Four Days or Volta have ads?

Neither Four Days nor Volta shows ads.

### Which is updated more often, Four Days or Volta?

Four Days ships an update every 4 months, and Volta every 4 days. Most recently, Four Days was updated on October 25, 2026 and Volta on October 8, 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.*