# FDR Biography vs Desiring God ft. Solid Joys

The clearest difference is in-app purchases: Desiring God ft. Solid Joys at none against FDR Biography's 1. Desiring God ft. Solid Joys also leads on update cadence (every 4 days vs every 24 months) and iOS requirement (15.0 vs 18.6). FDR Biography's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. FDR Biography sells 1 one-off in-app purchase. Desiring God ft. Solid Joys asks for nothing beyond the download.

FDR Biography ships an update every 24 months, Desiring God ft. Solid Joys every 4 days. The most recent releases landed on October 8, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | FDR Biography | Desiring God ft. Solid Joys |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (20 ratings)](https://appshunter.io/ios/app/desiring-god-ft-solid-joys/id6764369476/reviews)** |
| Number of ratings | — | **20** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 24 months | **Every 4 days** |
| Monetization | — | Free |
| Size | 1000 MB | 178 MB |
| Requires iOS | 18.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Historycentral.com](https://appshunter.io/developer/1744330560) | [Desiring God](https://appshunter.io/developer/463863592) |

## What reviewers say

### FDR Biography

[App page](https://appshunter.io/ios/app/fdr-biography/id721627950)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FDR Professionl | $1.99 | one-time |


### Desiring God ft. Solid Joys

[App page](https://appshunter.io/ios/app/desiring-god-ft-solid-joys/id6764369476)

Access a full year of daily devotionals offline, narrated by John Piper. Start reading or listening immediately without an account or ads, and easily navigate to any day's content.

**Highlights:** Offline reading and listening, Audio narration by John Piper, No account required, Ad-free experience, Navigate to any day, Background playback

**In-app purchases:** none


## Frequently asked questions

### Is FDR Biography free?

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

### Is Desiring God ft. Solid Joys free?

Desiring God ft. Solid Joys is free to download, with no in-app purchases.

### Do FDR Biography or Desiring God ft. Solid Joys have ads?

Desiring God ft. Solid Joys shows ads; FDR Biography does not.

### Which is updated more often, FDR Biography or Desiring God ft. Solid Joys?

FDR Biography ships an update every 24 months, and Desiring God ft. Solid Joys every 4 days. Most recently, FDR Biography was updated on October 8, 2026 and Desiring God ft. Solid Joys on October 25, 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.*