# FrankenTTS vs Sill

The clearest difference is update cadence: FrankenTTS at daily against Sill's every 2 weeks. Sill's advantage is ratings volume (52 vs 3). On price, rating, ads and in-app purchases there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for FrankenTTS against 4.9 for Sill. That said, the two scores are not equally well evidenced: Sill has 52 ratings behind it against 3, so its average is the more settled of the two.

FrankenTTS ships an update daily, Sill every 2 weeks. The most recent releases landed on October 31, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | FrankenTTS | Sill |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/frankentts/id6799983897/reviews)** | [4.9 (52 ratings)](https://appshunter.io/ios/app/sill-mac-streaming/id6816359860/reviews) |
| Number of ratings | 3 | **52** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Every 2 weeks |
| Monetization | Free | Free |
| Size | 14 MB | 4 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jeffrey Emanuel](https://appshunter.io/developer/1729309695) | [NOAH WILLIAM SAFFER](https://appshunter.io/developer/6816359862) |

## What reviewers say

### FrankenTTS

[App page](https://appshunter.io/ios/app/frankentts/id6799983897)

Transform text into speech using your device's processing power. Clone voices from short recordings and manage them privately. Share voice fingerprints or export audio and video.

**Highlights:** On-device text-to-speech, Voice cloning from recordings, Private voice library, Shareable voice fingerprints, Editable random seed for synthesis, Real-time factor measurement, M4A audio and MP4 video export

**Features:** Vision Pro support

**In-app purchases:** none


### Sill

[App page](https://appshunter.io/ios/app/sill-mac-streaming/id6816359860)

Stream your Mac's desktop or individual windows to your iPhone or iPad. Control your computer remotely using touch, keyboard, or Apple Pencil with encrypted connections. Offers flexible streaming quality and connection options.

**Highlights:** Stream Mac windows or desktop to iPhone/iPad, Remote control with touch, keyboard, Apple Pencil, Encrypted connections with TLS 1.3, Adjustable streaming quality and frame rate, Virtual display option for continuous updates, Multiple connection modes (Wired, Wi-Fi, Direct, Remote)

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

**In-app purchases:** none


## Frequently asked questions

### Is FrankenTTS free?

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

### Is Sill free?

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

### Which has better reviews, FrankenTTS or Sill?

FrankenTTS is rated higher. FrankenTTS averages 5.0 out of 5 from 3 ratings, while Sill averages 4.9 from 52 ratings.

### Do FrankenTTS or Sill have ads?

Neither FrankenTTS nor Sill shows ads.

### Which is updated more often, FrankenTTS or Sill?

FrankenTTS ships an update daily, and Sill every 2 weeks. Most recently, FrankenTTS was updated on October 31, 2026 and Sill on November 8, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*