# SubFloat vs ePdfUB

The clearest difference is price: SubFloat at Free against ePdfUB's $3.99. SubFloat also leads on in-app purchases (none vs 2) and update cadence (fortnightly vs every 2 months). ePdfUB's advantage is ads (none vs shown). On device support there is nothing between them.

SubFloat is free to download; ePdfUB costs $3.99 up front. ePdfUB sells 2 in-app purchases, starting at $0.99 per year. SubFloat asks for nothing beyond the download.

SubFloat ships an update fortnightly, ePdfUB every 2 months. The most recent releases landed on October 31, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | SubFloat | ePdfUB |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[4.0 (3 ratings)](https://appshunter.io/ios/app/subfloat-multiple-subtitles/id6759848487/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 88.9% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Ad-supported | — |
| Size | 10 MB | 7 MB |
| Requires iOS | **17.6** | 26.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [editoy Inc.](https://appshunter.io/developer/1191725361) | [Chia Hsien Wei](https://appshunter.io/developer/6778780638) |

## What reviewers say

### SubFloat

[App page](https://appshunter.io/ios/app/subfloat-multiple-subtitles/id6759848487)

Enhance language learning by displaying up to three subtitle tracks simultaneously on streaming services. Understand nuances, expand vocabulary in context, and customize the viewing experience.

**Highlights:** Dual subtitles on Netflix and YouTube, Floating subtitle overlay, Always-on script navigator, Optimized for language learning, Customizable subtitle appearance

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

**In-app purchases:** none


### ePdfUB

[App page](https://appshunter.io/ios/app/epdfub/id6780764422)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly | $0.99 | per year |
| lifetime | $2.99 | one-time |


## Frequently asked questions

### Is SubFloat free?

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

### Is ePdfUB free?

ePdfUB costs $3.99, and also offers in-app purchases.

### Do SubFloat or ePdfUB have ads?

SubFloat shows ads; ePdfUB does not.

### Which is updated more often, SubFloat or ePdfUB?

SubFloat ships an update fortnightly, and ePdfUB every 2 months. Most recently, SubFloat was updated on October 31, 2026 and ePdfUB 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.*