# Depth Estimation vs Speech AI

The clearest difference is in-app purchases: Depth Estimation at none against Speech AI's 6. Speech AI's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Speech AI sells 6 in-app purchases, starting at $3.99 per 7 days. Depth Estimation asks for nothing beyond the download.

Depth Estimation ships an update fortnightly, Speech AI every 3 weeks. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Depth Estimation | Speech AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (452 ratings)](https://appshunter.io/ios/app/speech-ai-voice-clone-and-tts/id6761028465/reviews)** |
| Number of ratings | — | **452** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 84 MB | 66 MB |
| Requires iOS | 17.7.2 | **16.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) | [Shahzaib Ali](https://appshunter.io/developer/1727602303) |

## What reviewers say

### Depth Estimation

[App page](https://appshunter.io/ios/app/depth-estimation/id6511209698)

**Features:** macOS Compatibility

**In-app purchases:** none


### Speech AI

[App page](https://appshunter.io/ios/app/speech-ai-voice-clone-and-tts/id6761028465)

Create lifelike voice clones of yourself or generate speech in celebrity voices. This AI-powered tool offers text-to-speech, audio editing, and speech-to-text capabilities for creators, gamers, and storytellers.

**Highlights:** Voice cloning, Celebrity voice parodies, Text-to-speech (TTS), Audio timeline editor, Speech to text, Story studio

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly 25% Off | $3.99 | per 7 days |
| Weekly Premium Access | $4.99 | per 7 days |
| Weekly Premium Access | $5.99 | per 7 days |
| Monthly Premium Access | $9.99 | per month |
| Premium Monthly Access | $14.99 | per month |
| Yearly Premium Access | $69.99 | per year |


## Frequently asked questions

### Is Depth Estimation free?

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

### Is Speech AI free?

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

### Do Depth Estimation or Speech AI have ads?

Depth Estimation shows ads; Speech AI does not.

### Which is updated more often, Depth Estimation or Speech AI?

Depth Estimation ships an update fortnightly, and Speech AI every 3 weeks. Most recently, Depth Estimation was updated on November 4, 2026 and Speech AI on October 31, 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.*