# Watts Vision vs Notion CSV sync

The clearest difference is price: Watts Vision at Free against Notion CSV sync's $12.00. Watts Vision also leads on iOS requirement (11.0 vs 26.0). Notion CSV sync's advantage is update cadence (every 4 days vs every 8 months). On ads, in-app purchases and device support there is nothing between them.

Watts Vision is free to download; Notion CSV sync costs $12.00 up front. Neither carries in-app purchases, so what you see is what you pay.

Watts Vision ships an update every 8 months, Notion CSV sync every 4 days. The most recent releases landed on September 12, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Watts Vision | Notion CSV sync |
| --- | --- | --- |
| Price | **Free** | $12.00 |
| Positive reviews | 14.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 4 days** |
| Monetization | Free | — |
| Size | 10 MB | 5 MB |
| Requires iOS | **11.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Watts Electronics](https://appshunter.io/developer/1155424968) | [John-Erling Holmenes Fredriksen](https://appshunter.io/developer/1798516077) |

## What reviewers say

### Watts Vision

[App page](https://appshunter.io/ios/app/watts-vision/id1037989921)

Control your home's heating, lighting, and electrical appliances with an intelligent smart home system. Manage hydronic and electric underfloor heating, radiators, and more from your devices.

**Highlights:** Smart home system, Control heating (hydronic/electric), Control lighting, Control electrical appliances, Remote management

**Features:** macOS Compatibility

**In-app purchases:** none


### Notion CSV sync

[App page](https://appshunter.io/ios/app/notion-csv-sync/id6755126156)

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

**In-app purchases:** none


## Frequently asked questions

### Is Watts Vision free?

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

### Is Notion CSV sync free?

Notion CSV sync costs $12.00, with no in-app purchases.

### Do Watts Vision or Notion CSV sync have ads?

Neither Watts Vision nor Notion CSV sync shows ads.

### Which is updated more often, Watts Vision or Notion CSV sync?

Watts Vision ships an update every 8 months, and Notion CSV sync every 4 days. Most recently, Watts Vision was updated on September 12, 2026 and Notion CSV sync on September 21, 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.*