# FastLine vs Nistis

The clearest difference is update cadence: Nistis at every 2 weeks against FastLine's monthly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. FastLine sells 3 in-app purchases, starting at $2.99 per month and Nistis sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

FastLine ships an update monthly, Nistis every 2 weeks. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | FastLine | Nistis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/nistis-fasting-timer/id6799102652/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 13 MB | 23 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, Apple Watch | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Moaath Othman](https://appshunter.io/developer/866641649) | [Little Theta LLC](https://appshunter.io/developer/1895438187) |

## What reviewers say

### FastLine

[App page](https://appshunter.io/ios/app/fastline-fasting-timer/id6780896658)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $2.99 | per month |
| FastLine Pro | $19.99 | per year |
| FastLine Pro | $29.99 | one-time |


### Nistis

[App page](https://appshunter.io/ios/app/nistis-fasting-timer/id6799102652)

This app helps you track fasting periods with customizable timers and editing capabilities. It offers a free version with core features and an optional one-time purchase for advanced functionalities like Apple Watch integration and health syncing.

**Highlights:** Customizable fasting timers (16:8, OMAD, etc.), Editable fasting history, Stage timeline with common fasting phases, Offline functionality, Optional iCloud sync, Apple Watch app, Home screen and lock screen widgets

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $2.99 | per month |
| Pro Annual | $14.99 | per year |
| Pro Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is FastLine free?

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

### Is Nistis free?

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

### Do FastLine or Nistis have ads?

Neither FastLine nor Nistis shows ads.

### Which is updated more often, FastLine or Nistis?

FastLine ships an update monthly, and Nistis every 2 weeks. Most recently, FastLine was updated on November 5, 2026 and Nistis on October 31, 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.*