# Alarm & Timer vs Lumo Calender

The clearest difference is in-app purchases: Lumo Calender at none against Alarm & Timer's 1. Lumo Calender also leads on ads (none vs shown). Alarm & Timer's advantage is update cadence (every 3 weeks vs every 5 months) and device support (3 vs 1). On price there is nothing between them.

Both are free to download. Alarm & Timer sells 1 one-off in-app purchase. Lumo Calender asks for nothing beyond the download.

Alarm & Timer ships an update every 3 weeks, Lumo Calender every 5 months. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Alarm & Timer | Lumo Calender |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (2.3K ratings)](https://appshunter.io/ios/app/alarm-and-timer/id1067755201/reviews)** | — |
| Number of ratings | **2.3K** | — |
| Positive reviews | 58.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 5 months |
| Monetization | Free with in-app purchases | — |
| Size | 41 MB | 6 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | +4 | 4+ |
| Developer | [KAZUTERU YOKOI](https://appshunter.io/developer/605271729) | [Hiroki Tani](https://appshunter.io/developer/1876229838) |

## What reviewers say

### Alarm & Timer

[App page](https://appshunter.io/ios/app/alarm-and-timer/id1067755201)

This all-in-one clock app offers customizable alarms, timers, and stopwatches in a clean interface. It features privacy-friendly headphone-only alarms and advanced scheduling options. Personalize themes, fonts, and time displays for a tailored experience.

**Highlights:** Unlimited customizable alarms, Multiple simultaneous timers, Precise stopwatch with lap times, World clock with multiple time zones, Customizable themes and fonts, Privacy-friendly headphone alarms, Advanced scheduling and repeat options

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $9.99 | one-time |

**What reviewers like**

- 👍 Customizable alarms and timers
- 🚀 Smooth transition between landscape and portrait mode
- 💡 Ability to group alarms into folders
- 👍 Intuitive and user-friendly interface
- 💡 Option to record custom alarm sounds

**What reviewers complain about**

- 🐛 Alarm doesn't sound when phone is on silent mode
- 🐛 Alarm doesn't work when phone is locked or in power-saving mode
- 🔋 Alarm volume cannot be adjusted
- 🐛 Alarm doesn't always go off as scheduled
- 🐛 Timer resets unexpectedly

**Reported bugs**

- Alarm not sounding when phone is locked or in sleep mode
- Inconsistent behavior when switching between apps
- Notification issues when phone is in silent mode

**Requested features**

- Option to set alarms for weekdays only
- Ability to choose from user's own audio files for alarms
- Gradual volume increase for alarms
- Alarm override for silent mode
- One-time payment option to remove ads


### Lumo Calender

[App page](https://appshunter.io/ios/app/lumo-calender/id6763478408)

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

**In-app purchases:** none


## Frequently asked questions

### Is Alarm & Timer free?

Alarm & Timer is free to download, with in-app purchases available.

### Is Lumo Calender free?

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

### Do Alarm & Timer or Lumo Calender have ads?

Alarm & Timer shows ads; Lumo Calender does not.

### Which is updated more often, Alarm & Timer or Lumo Calender?

Alarm & Timer ships an update every 3 weeks, and Lumo Calender every 5 months. Most recently, Alarm & Timer was updated on November 6, 2026 and Lumo Calender on November 5, 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.*