# F4L vs Bio Log

The clearest difference is ads: Bio Log at none against F4L's shown. F4L's advantage is device support (3 vs 1) and ratings volume (6 vs 2). On price, rating, in-app purchases and monetization model there is nothing between them.

Both are free to download. F4L sells 1 in-app purchase, starting at $15.00 per month and Bio Log sells 1 in-app purchase, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for F4L against 5.0 for Bio Log. Both are backed by a comparable volume of ratings — 6 and 2 respectively.

## The numbers

| Metric | F4L | Bio Log |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (6 ratings)](https://appshunter.io/ios/app/f4l/id6499107113/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/bio-log-peptide-tracker/id6773158529/reviews) |
| Number of ratings | **6** | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | — | Every 2 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 61 MB | 5 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [BAYLOR CONDE](https://appshunter.io/developer/1742453548) | [alexander rieger](https://appshunter.io/developer/1839352038) |

## What reviewers say

### F4L

[App page](https://appshunter.io/ios/app/f4l/id6499107113)

Access fitness programs and track your progress with this health and fitness application. Features include offline synchronization and personalized content. Manage your subscription easily through your account settings.

**Highlights:** Progress tracking, Offline sync, Subscription access, Personalized content, Account management

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fit 4 Life \| All Access | $15.00 | per month |


### Bio Log

[App page](https://appshunter.io/ios/app/bio-log-peptide-tracker/id6773158529)

This app helps you meticulously track peptide doses, vial details, and personal notes in a centralized journal. It offers features for logging entries, managing injection sites, and reviewing historical data. Optional AI assistance can help organize notes and generate summaries.

**Highlights:** Dose and vial tracking, Injection site mapping, Journaling with notes, History search and filtering, Vial inventory management, AI-powered summaries, Data export

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bio Log Membership | $3.99 | per month |


## Frequently asked questions

### Is F4L free?

F4L is free to download, with in-app purchases available.

### Is Bio Log free?

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

### Which has better reviews, F4L or Bio Log?

F4L and Bio Log are both rated 5.0 out of 5 on the App Store, from 6 and 2 ratings respectively.

### Do F4L or Bio Log have ads?

F4L shows ads; Bio Log does not.

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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.*