# Bullet'nSurf vs ONO

The clearest difference is price: ONO at Free against Bullet'nSurf's $1.99. ONO also leads on review sentiment (100% vs 78%). Bullet'nSurf's advantage is in-app purchases (none vs 1) and ads (none vs shown). On rating, ratings volume, update cadence and device support there is nothing between them.

ONO is free to download; Bullet'nSurf costs $1.99 up front. ONO sells 1 one-off in-app purchase. Bullet'nSurf asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Bullet'nSurf against 5.0 for ONO. Both are backed by a comparable volume of ratings — 6 and 9 respectively. Written reviews are what separate them: 78% of Bullet'nSurf's written reviews are positive against 100% of ONO's.

Bullet'nSurf ships an update every 4 months, ONO every 2 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Bullet'nSurf | ONO |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [5.0 (6 ratings)](https://appshunter.io/ios/app/bulletnsurf/id727740379/reviews) | [5.0 (9 ratings)](https://appshunter.io/ios/app/ono-think-straight/id1533608908/reviews) |
| Number of ratings | 6 | **9** |
| Positive reviews | 77.8% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 82 MB | 98 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [koji shimono](https://appshunter.io/developer/727740382) | [Real Maxwell LLC](https://appshunter.io/developer/1296946363) |

## What reviewers say

### Bullet'nSurf

[App page](https://appshunter.io/ios/app/bulletnsurf/id727740379)

Experience an extreme Japanese-style bullet hell shooter where you shoot and ride on the wave of a return cartridge. Choose from four unique 'Surf Rider' types, each with distinct shooting and combat abilities, and master the exhilarating bullet-back shot system to achieve high scores.

**Highlights:** Japanese-style bullet hell shooting, Ride on the wave of a return cartridge, Four distinct 'Surf Rider' types, Surf Sword for close combat, Bullet-back shot system (Bullet Surf), Score magnification via Surf rate

**In-app purchases:** none


### ONO

[App page](https://appshunter.io/ios/app/ono-think-straight/id1533608908)

A unique logic puzzle game where you clear 'O's from the screen to achieve 'ONO'. It offers a hybrid casual puzzle experience with increasing complexity and variety. Designed to improve clarity, focus, and working memory through engaging gameplay.

**Highlights:** Unique logic puzzle mechanics, Chain reaction gameplay, Hybrid casual puzzle experience, Improves clarity and focus, 24 levels with increasing difficulty, Free play mode, Thousands of puzzle variations

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads in ONO | $0.99 | one-time |


## Frequently asked questions

### Is Bullet'nSurf free?

Bullet'nSurf costs $1.99, with no in-app purchases.

### Is ONO free?

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

### Which has better reviews, Bullet'nSurf or ONO?

Bullet'nSurf and ONO are both rated 5.0 out of 5 on the App Store, from 6 and 9 ratings respectively.

### Do Bullet'nSurf or ONO have ads?

ONO shows ads; Bullet'nSurf does not.

### Which is updated more often, Bullet'nSurf or ONO?

Bullet'nSurf ships an update every 4 months, and ONO every 2 months. Most recently, Bullet'nSurf was updated on November 1, 2026 and ONO on November 3, 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.*