# 1Lens vs Event Days Timer

The clearest difference is price: 1Lens at Free against Event Days Timer's $0.99. 1Lens also leads on update cadence (daily vs every 9 days) and iOS requirement (17.1 vs 26.0). On ads, in-app purchases and device support there is nothing between them.

1Lens is free to download; Event Days Timer costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

1Lens ships an update daily, Event Days Timer every 9 days. The most recent releases landed on October 15, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | 1Lens | Event Days Timer |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Every 9 days |
| Monetization | — | Paid |
| Size | 2 MB | 6 MB |
| Requires iOS | **17.1** | 26.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [均伟 朱](https://appshunter.io/developer/1805502239) | [Wujie Yibang (fuzhou) Software Technology Co., Ltd](https://appshunter.io/developer/1895443936) |

## What reviewers say

### 1Lens

[App page](https://appshunter.io/ios/app/1lens/id6755482195)

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

**In-app purchases:** none


### Event Days Timer

[App page](https://appshunter.io/ios/app/event-days-timer-countdown/id6790069435)

Track time elapsed and remaining for important dates like anniversaries, exams, and deadlines. Organize events into past, future, or recurring lists with customizable display units and system alarms. Sync data across devices and personalize the look with various themes and widgets.

**Highlights:** Elapsed, Countdown, and Recurring event lists, Customizable display units (year, month, day, hour, minute, second), System-level alarms with default ringtone, Home screen widgets and lock-screen layouts, Optional iCloud sync for data, Gregorian and lunar calendar support, Archiving of past events

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

**In-app purchases:** none


## Frequently asked questions

### Is 1Lens free?

1Lens is free to download, with no in-app purchases.

### Is Event Days Timer free?

Event Days Timer costs $0.99, with no in-app purchases.

### Do 1Lens or Event Days Timer have ads?

Neither 1Lens nor Event Days Timer shows ads.

### Which is updated more often, 1Lens or Event Days Timer?

1Lens ships an update daily, and Event Days Timer every 9 days. Most recently, 1Lens was updated on October 15, 2026 and Event Days Timer on October 9, 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.*