# EV投屏 vs Instant Cal

The clearest difference is in-app purchases: Instant Cal at none against EV投屏's 3. Instant Cal also leads on update cadence (every 2 weeks vs every 2 months). EV投屏's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. EV投屏 sells 3 one-off in-app purchases. Instant Cal asks for nothing beyond the download.

EV投屏 ships an update every 2 months, Instant Cal every 2 weeks. The most recent releases landed on September 25, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | EV投屏 | Instant Cal |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Size | 75 MB | 31 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [振宇 胡](https://appshunter.io/developer/1190222874) | [Taek Oh](https://appshunter.io/developer/1616205954) |

## What reviewers say

### EV投屏

[App page](https://appshunter.io/ios/app/ev/id6451197719)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3个月 | $6.99 | one-time |
| 1年 | $19.99 | one-time |
| 3年 | $22.99 | one-time |


### Instant Cal

[App page](https://appshunter.io/ios/app/instant-cal/id6772655662)

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

**In-app purchases:** none


## Frequently asked questions

### Is EV投屏 free?

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

### Is Instant Cal free?

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

### Do EV投屏 or Instant Cal have ads?

Instant Cal shows ads; EV投屏 does not.

### Which is updated more often, EV投屏 or Instant Cal?

EV投屏 ships an update every 2 months, and Instant Cal every 2 weeks. Most recently, EV投屏 was updated on September 25, 2026 and Instant Cal on October 3, 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.*