# FUNCAP vs Reserve

The clearest difference is update cadence: Reserve at fortnightly against FUNCAP's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

FUNCAP ships an update every 4 months, Reserve fortnightly. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | FUNCAP | Reserve |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/funcap/id6504595383/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 7 MB | 9 MB |
| Requires iOS | 18.0 | **17.6** |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 12+ | 12+ |
| Developer | [David Davies-Payne](https://appshunter.io/developer/1583153011) | [FLORIAN STEINMASSL](https://appshunter.io/developer/6790657770) |

## What reviewers say

### FUNCAP

[App page](https://appshunter.io/ios/app/funcap/id6504595383)

This app helps individuals diagnosed with ME/CFS self-evaluate and record their functional capacity. It uses questionnaires to assess various domains and can generate PDF reports, optionally including heart and movement metrics. Data is integrated with HealthKit and is not transferred elsewhere.

**Highlights:** ME/CFS functional capacity assessment, FUNCAP55 and FUNCAP27 questionnaires, PDF report generation, Optional heart and movement metrics, HealthKit integration, Data privacy focused

**In-app purchases:** none


### Reserve

[App page](https://appshunter.io/ios/app/reserve-energy-pacing/id6790657768)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is FUNCAP free?

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

### Is Reserve free?

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

### Do FUNCAP or Reserve have ads?

Neither FUNCAP nor Reserve shows ads.

### Which is updated more often, FUNCAP or Reserve?

FUNCAP ships an update every 4 months, and Reserve fortnightly. Most recently, FUNCAP was updated on October 30, 2026 and Reserve on October 28, 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.*