# Ka vs Yes / No Button

The clearest difference is in-app purchases: Ka at none against Yes / No Button's 1. Ka also leads on iOS requirement (9.3 vs 15.0). Yes / No Button's advantage is ads (none vs shown) and review sentiment (52% vs 25%). On price, rating, update cadence and device support there is nothing between them.

Both are free to download. Yes / No Button sells 1 one-off in-app purchase. Ka asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.0 for Ka against 4.1 for Yes / No Button. That said, the two scores are not equally well evidenced: Yes / No Button has 162 ratings behind it against 6, so its average is the more settled of the two. Written reviews are what separate them: 25% of Ka's written reviews are positive against 52% of Yes / No Button's.

Ka ships an update every 4 months, Yes / No Button every 6 months. The most recent releases landed on September 9, 2026 and September 4, 2026 respectively.

## The numbers

| Metric | Ka | Yes / No Button |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (6 ratings)](https://appshunter.io/ios/app/ka-ching/id371186181/reviews) | **[4.1 (162 ratings)](https://appshunter.io/ios/app/yes-no-button/id593299519/reviews)** |
| Number of ratings | 6 | **162** |
| Positive reviews | 25.0% of reviews | **52.2% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 4 months** | Every 6 months |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 17 MB | 40 MB |
| Requires iOS | **9.3** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [The Ritz Acme Ltd Liability Company](https://appshunter.io/developer/952868106) | [Lakeside Llama LLC](https://appshunter.io/developer/380892444) |

## What reviewers say

### Ka

[App page](https://appshunter.io/ios/app/ka-ching/id371186181)

This novelty app provides four distinct "Ka-Ching!" sound effects for entertainment. Users can swipe the screen and tap a button to play sounds, with an added gravity feature that makes the button move with the phone. It's designed for fun and pranks, requiring no internet connection.

**Highlights:** Multiple "Ka-Ching!" sound effects, Interactive screen swipe and button tap, Gravity-enabled button movement, Offline functionality, Novelty and prank use

**Features:** macOS Compatibility

**In-app purchases:** none


### Yes / No Button

[App page](https://appshunter.io/ios/app/yes-no-button/id593299519)

This app provides a fun and accessible way to generate "Yes" and "No" sounds. It offers a wide variety of phrases, customizable buttons, and accessibility features, making it useful for entertainment and communication aid.

**Highlights:** Over 200 Yes/No phrases, Customizable sounds, Color customization, VoiceOver accessibility, Overlapping sound effects, Communication aid for non-verbal users

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Version | $0.99 | one-time |

**What reviewers like**

- 👍 Simple and functional
- 👍 Good for communication
- 👍 Fun and entertaining
- 👍 No ads (for some)
- 👍 Useful for decision making

**What reviewers complain about**

- 😞 Pointless and boring
- 😞 No sound issues
- 😞 Confusing interface
- 😞 Repetitive content
- 😞 Limited functionality

**Reported bugs**

- Reward ad limit
- Pro reward issue (try again later)
- No sound on iPad/iPhone
- No sound at all
- App doesn't work

**Requested features**

- Changeable button colors
- Record custom button sounds
- Six sound options (not voice)
- Sparkly color option
- Remove daily reward ad limit


## Frequently asked questions

### Is Ka free?

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

### Is Yes / No Button free?

Yes / No Button is free to download, with in-app purchases available.

### Which has better reviews, Ka or Yes / No Button?

Yes / No Button is rated higher. Ka averages 4.0 out of 5 from 6 ratings, while Yes / No Button averages 4.1 from 162 ratings.

### Do Ka or Yes / No Button have ads?

Ka shows ads; Yes / No Button does not.

### Which is updated more often, Ka or Yes / No Button?

Ka ships an update every 4 months, and Yes / No Button every 6 months. Most recently, Ka was updated on September 9, 2026 and Yes / No Button on September 4, 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.*