# mEinstein vs Wattly

The clearest difference is rating: Wattly at 4.5 against mEinstein's 3.5. Wattly also leads on ratings volume (42 vs 4) and update cadence (every 8 days vs every 2 weeks). mEinstein's advantage is in-app purchases (none vs 7). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Wattly sells 7 in-app purchases, starting at $6.99 per month. mEinstein asks for nothing beyond the download.

Wattly holds the better App Store score, 4.5 against 3.5. That said, the two scores are not equally well evidenced: Wattly has 42 ratings behind it against 4, so its average is the more settled of the two.

mEinstein ships an update every 2 weeks, Wattly every 8 days. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | mEinstein | Wattly |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (4 ratings)](https://appshunter.io/ios/app/meinstein/id6446581528/reviews) | **[4.5 (42 ratings)](https://appshunter.io/ios/app/wattly/id6755333999/reviews)** |
| Number of ratings | 4 | **42** |
| Positive reviews | — | 72.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | **Every 8 days** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 469 MB | 167 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | iPhone | **iPhone, Apple Watch** |
| Age rating | 17+ | 17+ |
| Developer | [mEinstein LLC](https://appshunter.io/developer/1529132342) | [Wattly Technologies S.L.](https://appshunter.io/developer/6802385214) |

## What reviewers say

### mEinstein

[App page](https://appshunter.io/ios/app/meinstein/id6446581528)

This app empowers users to control and monetize their personal data through an ethical marketplace. It also acts as an AI companion, offering personalized insights and recommendations powered by generative models. Your data is stored locally, ensuring privacy and security.

**Highlights:** Ethical data marketplace, AI companion with LLM, Personalized recommendations, Data ownership and control, Local data storage, Transparent data monetization

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Wattly

[App page](https://appshunter.io/ios/app/wattly/id6755333999)

Monitor your Tesla's real-time data, control it remotely, and analyze driving habits. Automate vehicle actions, track charging costs, and explore detailed battery health insights. Connect with a driver community and utilize helpful utilities like rain radar.

**Highlights:** Real-time vehicle data dashboard, Remote control capabilities, Customizable automations, Live charging tracking with cost, Detailed trip history and analytics, Battery health monitoring, Tesla driver community features

**Features:** Apple Watch app, iPhone Duo support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Wattly Access | $6.99 | per month |
| Wattly Access | $6.99 | per month |
| Wattly Access Duo Monthly | $9.99 | per month |
| Wattly Access (Annual) | $69.99 | per year |
| Wattly Access (Annual) | $69.99 | per year |
| Wattly Access Duo Annual | $79.99 | per year |
| Wattly Access (Lifetime) | $299.99 | one-time |


## Frequently asked questions

### Is mEinstein free?

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

### Is Wattly free?

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

### Which has better reviews, mEinstein or Wattly?

Wattly is rated higher. mEinstein averages 3.5 out of 5 from 4 ratings, while Wattly averages 4.5 from 42 ratings.

### Do mEinstein or Wattly have ads?

Both mEinstein and Wattly show ads.

### Which is updated more often, mEinstein or Wattly?

mEinstein ships an update every 2 weeks, and Wattly every 8 days. Most recently, mEinstein was updated on October 24, 2026 and Wattly on October 30, 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.*