# FastZen vs Elixr

The clearest difference is price: FastZen at Free against Elixr's $1.99. Elixr's advantage is in-app purchases (none vs 3) and chart position (#140 vs unranked). On update cadence, ads, device support and iOS requirement there is nothing between them.

FastZen is free to download; Elixr costs $1.99 up front. FastZen sells 3 one-off in-app purchases. Elixr asks for nothing beyond the download.

FastZen ships an update weekly, Elixr fortnightly. The most recent releases landed on October 7, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | FastZen | Elixr |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Best chart rank | — | **#140** |
| Size | 2 MB | 2 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Benjamin Dupin](https://appshunter.io/developer/1871474236) | [Sofia Rincon](https://appshunter.io/developer/1894679168) |

## What reviewers say

### FastZen

[App page](https://appshunter.io/ios/app/fastzen-fasting-timer/id6761484595)

This app helps you manage your fasting schedule with customizable timers and reminders. It offers a recurring weekly routine, a timer that remembers your progress, and a clear view of your active fast. Review your history and track your streaks, all while keeping your data private on your device.

**Highlights:** Customizable fasting schedules, Recurring weekly routine setup, Live Activities for active fast tracking, Detailed fasting history and streaks, No account, ads, or server sync, Custom Week one-time purchase

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee | $0.99 | one-time |
| Thanks | $2.99 | one-time |
| Support development | $4.99 | one-time |


### Elixr

[App page](https://appshunter.io/ios/app/elixr-supplement-tracker/id6762560637)

**Currently charting:** #140 Top Paid · Health & Fitness (US App Store)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FastZen free?

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

### Is Elixr free?

Elixr costs $1.99, with no in-app purchases.

### Do FastZen or Elixr have ads?

Neither FastZen nor Elixr shows ads.

### Which is updated more often, FastZen or Elixr?

FastZen ships an update weekly, and Elixr fortnightly. Most recently, FastZen was updated on October 7, 2026 and Elixr on October 9, 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.*