# Float or Sink vs ABC Jump

The clearest difference is review sentiment: ABC Jump at 91% against Float or Sink's 50%. ABC Jump also leads on ads (none vs shown) and update cadence (every 7 months vs every 47 months). Float or Sink's advantage is in-app purchases (none vs 3). On price, device support and iOS requirement there is nothing between them.

Both are free to download. ABC Jump sells 3 in-app purchases, starting at $5.99 per month. Float or Sink asks for nothing beyond the download.

ABC Jump holds the better App Store score, 4.2 against 4.0. That said, the two scores are not equally well evidenced: ABC Jump has 2K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 50% of Float or Sink's written reviews are positive against 91% of ABC Jump's.

Float or Sink ships an update every 47 months, ABC Jump every 7 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Float or Sink | ABC Jump |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/float-or-sink/id1419642133/reviews) | **[4.2 (2K ratings)](https://appshunter.io/ios/app/abc-jump-alphabet-learning/id1555701629/reviews)** |
| Number of ratings | 1 | **2K** |
| Positive reviews | 50.0% of reviews | **90.9% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 47 months | **Every 7 months** |
| Monetization | **Ad-supported** | Subscription |
| Size | 90 MB | 65 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Apps Bergman Ltda](https://appshunter.io/developer/1117417290) | [Cubic Frog Apps](https://appshunter.io/developer/383413624) |

## What reviewers say

### Float or Sink

[App page](https://appshunter.io/ios/app/float-or-sink/id1419642133)

Test your knowledge of physics by guessing if over 100 illustrated objects will float or sink. You have 10 seconds per object to make your choice, with real images to aid your decision.

**Highlights:** Over 100 objects, Illustrated objects with real images, 10-second time limit per object, Simple guessing gameplay, Suitable for all ages

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

**In-app purchases:** none


### ABC Jump

[App page](https://appshunter.io/ios/app/abc-jump-alphabet-learning/id1555701629)

This app offers a fun and engaging way for preschoolers and first graders to learn the alphabet. Through interactive games, tracing activities, and phonics exercises, children can master letters, spelling, and early vocabulary. It provides a comprehensive learning experience with colorful graphics and voice guidance.

**Highlights:** Alphabet games (uppercase/lowercase), Letter tracing and handwriting practice, ABC phonics and letter sounds, Spelling and vocabulary games, Interactive ABC flashcards, Educational jigsaw puzzles

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Subscription- ABC Jump | $5.99 | per month |
| 3Months Subscription- ABC Jump | $9.99 | per 3 months |
| 1 Year Subscription- ABC Jump | $29.99 | per year |

**What reviewers like**

- 👍 Fun and engaging learning experience
- 🦄 Cute and entertaining graphics
- 💡 Great for teaching alphabets and words
- 🤗 Helps kids learn in a playful way

**What reviewers complain about**

- 🔒 Subscription-based model with limited free content
- 🐛 Some technical issues like crashes and compatibility problems

**Reported bugs**

- Login screen freezes
- Incompatible with older devices

**Requested features**

- Allow choosing specific letters to practice
- Add more free games and content
- Provide an option to permanently disable background music


## Frequently asked questions

### Is Float or Sink free?

Float or Sink is free to download, with no in-app purchases.

### Is ABC Jump free?

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

### Which has better reviews, Float or Sink or ABC Jump?

ABC Jump is rated higher. Float or Sink averages 4.0 out of 5 from 1 ratings, while ABC Jump averages 4.2 from 2K ratings.

### Do Float or Sink or ABC Jump have ads?

Float or Sink shows ads; ABC Jump does not.

### Which is updated more often, Float or Sink or ABC Jump?

Float or Sink ships an update every 47 months, and ABC Jump every 7 months. Most recently, Float or Sink was updated on November 3, 2026 and ABC Jump 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.*