# EpilNow vs FishDiary

The clearest difference is in-app purchases: EpilNow at none against FishDiary's 3. EpilNow also leads on ads (none vs shown). FishDiary's advantage is update cadence (monthly vs every 49 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. FishDiary sells 3 in-app purchases, starting at $1.99 per month. EpilNow asks for nothing beyond the download.

EpilNow ships an update every 49 months, FishDiary monthly. Both last shipped on October 25, 2026.

## The numbers

| Metric | EpilNow | FishDiary |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 49 months | **Monthly** |
| Size | 14 MB | 115 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | +4 |
| Developer | [WORKING EVOLUTION SRL](https://appshunter.io/developer/1071863294) | [MAKOTO NAKAGAWA](https://appshunter.io/developer/1850679004) |

## What reviewers say

### EpilNow

[App page](https://appshunter.io/ios/app/epilnow/id1643700740)

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

**In-app purchases:** none


### FishDiary

[App page](https://appshunter.io/ios/app/fishdiary-aquarium-log/id6795343931)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FishDiary Pro Monthly | $1.99 | per month |
| FishDiary Pro Annual | $9.99 | per year |
| FishDiary Pro Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is EpilNow free?

EpilNow is free to download, with no in-app purchases.

### Is FishDiary free?

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

### Do EpilNow or FishDiary have ads?

FishDiary shows ads; EpilNow does not.

### Which is updated more often, EpilNow or FishDiary?

EpilNow ships an update every 49 months, and FishDiary monthly. Most recently, EpilNow was updated on October 25, 2026 and FishDiary 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.*