# Screen Share CastNow vs LookOnce

The clearest difference is price: LookOnce at Free against Screen Share CastNow's $3.99. Screen Share CastNow's advantage is device support (3 vs 1) and iOS requirement (15.6 vs 17.0). On rating, ratings volume, update cadence and ads there is nothing between them.

LookOnce is free to download; Screen Share CastNow costs $3.99 up front. Screen Share CastNow sells 1 in-app purchase, starting at $1.99 per year and LookOnce sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Screen Share CastNow against 5.0 for LookOnce. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Screen Share CastNow ships an update weekly, LookOnce every 9 days. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Screen Share CastNow | LookOnce |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/screen-share-castnow/id6761016081/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/lookonce/id6768650367/reviews) |
| Number of ratings | **2** | 1 |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 9 days |
| Monetization | **Free** | Free with in-app purchases |
| Size | 47 MB | 9 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [新宇 刘](https://appshunter.io/developer/1877071117) | [楷文 罗](https://appshunter.io/developer/1896481268) |

## What reviewers say

### Screen Share CastNow

[App page](https://appshunter.io/ios/app/screen-share-castnow/id6761016081)

Share your mobile screen wirelessly in high definition with low latency. This app uses a secure peer-to-peer connection, requiring no installation on the receiving device. Ideal for presentations, support, or sharing media.

**Highlights:** Unlimited screen streaming, Secure P2P architecture, Universal receiver (no installation), High-definition, low latency, Zero configuration setup, Mobile broadcasting hub

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CastNow VIP - 1 Year | $1.99 | per year |


### LookOnce

[App page](https://appshunter.io/ios/app/lookonce/id6768650367)

This utility app helps you quickly confirm tasks in various daily situations without complex tracking. Data is stored locally for enhanced privacy. Create custom check scenes for different routines and easily manage, share, or export your completed confirmations.

**Highlights:** Local data storage for privacy, Customizable check scenes, Focused, simple check process, Scene management with favorites, Swipe-left deletion for scenes, Sharing and export of results

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LookOnce Pro | $4.99 | one-time |


## Frequently asked questions

### Is Screen Share CastNow free?

Screen Share CastNow costs $3.99, and also offers in-app purchases.

### Is LookOnce free?

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

### Which has better reviews, Screen Share CastNow or LookOnce?

Screen Share CastNow and LookOnce are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Screen Share CastNow or LookOnce have ads?

Neither Screen Share CastNow nor LookOnce shows ads.

### Which is updated more often, Screen Share CastNow or LookOnce?

Screen Share CastNow ships an update weekly, and LookOnce every 9 days. Most recently, Screen Share CastNow was updated on October 28, 2026 and LookOnce on October 24, 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.*