# GymlyAi vs Fastly

The clearest difference is device support: GymlyAi at 3 against Fastly's 1. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. GymlyAi sells 6 in-app purchases, starting at $5.99 per 7 days and Fastly sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on October 2, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | GymlyAi | Fastly |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Size | 17 MB | 53 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Md Ashifur Rahman Khan](https://appshunter.io/developer/1874459094) | [Joe Jeyaseelan](https://appshunter.io/developer/1691268023) |

## What reviewers say

### GymlyAi

[App page](https://appshunter.io/ios/app/gymlyai/id6758684082)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro - Weekly | $5.99 | per 7 days |
| Elite - Weekly | $8.99 | per 7 days |
| Gymly Pro Monthly | $19.99 | per month |
| Elite - Monthly | $29.99 | per month |
| Pro - Yearly (Save 20%) | $149.99 | per year |
| Elite - Yearly (Save 20%) | $239.99 | per year |


### Fastly

[App page](https://appshunter.io/ios/app/fastly-simple-fasting-tracker/id6759859806)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| English | $1.99 | per month |
| English | $5.99 | one-time |


## Frequently asked questions

### Is GymlyAi free?

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

### Is Fastly free?

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

### Do GymlyAi or Fastly have ads?

Neither GymlyAi nor Fastly shows ads.

### Which is updated more often, GymlyAi or Fastly?

GymlyAi ships an update every 6 weeks, and Fastly every 6 weeks. Most recently, GymlyAi was updated on October 2, 2026 and Fastly on October 26, 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.*