# BioPhotonics vs GULF NOW

The clearest difference is ads: BioPhotonics at none against GULF NOW's shown. BioPhotonics also leads on iOS requirement (12.0 vs 15.0). GULF NOW's advantage is update cadence (weekly vs every 7 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

BioPhotonics ships an update every 7 months, GULF NOW weekly. The most recent releases landed on October 26, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | BioPhotonics | GULF NOW |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Weekly** |
| Size | 25 MB | 65 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Laurin Publishing Co., Inc.](https://appshunter.io/developer/657383362) | [Ashish Sukhija](https://appshunter.io/developer/1547981678) |

## What reviewers say

### BioPhotonics

[App page](https://appshunter.io/ios/app/biophotonics/id657384558)

**Features:** macOS Compatibility

**In-app purchases:** none


### GULF NOW

[App page](https://appshunter.io/ios/app/gulf-now/id6749221574)

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

**In-app purchases:** none


## Frequently asked questions

### Is BioPhotonics free?

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

### Is GULF NOW free?

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

### Do BioPhotonics or GULF NOW have ads?

GULF NOW shows ads; BioPhotonics does not.

### Which is updated more often, BioPhotonics or GULF NOW?

BioPhotonics ships an update every 7 months, and GULF NOW weekly. Most recently, BioPhotonics was updated on October 26, 2026 and GULF NOW on October 28, 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.*