# Math Alarm Clock vs Interlator

The clearest difference is in-app purchases: Interlator at none against Math Alarm Clock's 1. Math Alarm Clock's advantage is iOS requirement (13.0 vs 18.5). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Math Alarm Clock sells 1 one-off in-app purchase. Interlator asks for nothing beyond the download.

Math Alarm Clock ships an update every 5 weeks, Interlator monthly. The most recent releases landed on October 19, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Math Alarm Clock | Interlator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (1.3K ratings)](https://appshunter.io/ios/app/math-alarm-clock-wake-up/id1055089978/reviews)** | — |
| Number of ratings | **1.3K** | — |
| Positive reviews | 90.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 205 MB | 3 MB |
| Requires iOS | **13.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [j labs](https://appshunter.io/developer/529000775) | [Edgar Mendoza](https://appshunter.io/developer/1454979828) |

## What reviewers say

### Math Alarm Clock

[App page](https://appshunter.io/ios/app/math-alarm-clock-wake-up/id1055089978)

This app requires you to solve math problems to turn off your alarm, ensuring you're fully awake. It offers customizable backgrounds, voice commands for setting alarms and controlling the flashlight, and fun motivational voices to help you get out of bed.

**Highlights:** Solve math problems to turn off alarm, No snooze button, Customizable backgrounds, Voice commands for alarms and flashlight, Motivational wake-up voices, Weather for your location

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Super Sleeper | $7.99 | one-time |

**What reviewers like**

- 👍 Helps wake up
- 🤖 Customizable voice assistants
- 🎨 Customizable backgrounds and timers
- ⏰ Effective at getting user out of bed
- 💡 Unique concept of solving math problems to turn off alarm

**What reviewers complain about**

- 🐛 Voice recognition issues
- 🔋 Drains battery when left open overnight
- 🔇 Alarm stops when app is opened
- 🤔 Math problems too easy on highest difficulty
- 📱 Requires app to be open and unlocked for alarm to work

**Reported bugs**

- Alarm not going off sometimes
- Ads triggering alarm or causing issues
- App crashing or freezing

**Requested features**

- Allow multiple math questions to turn off alarm
- Option to set alarm without keeping app open
- Improve voice recognition accuracy
- Offer more difficult math problems
- Allow using own music as alarm sound


### Interlator

[App page](https://appshunter.io/ios/app/interlator-compound-calc/id6747689250)

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

**In-app purchases:** none


## Frequently asked questions

### Is Math Alarm Clock free?

Math Alarm Clock is free to download, with in-app purchases available.

### Is Interlator free?

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

### Do Math Alarm Clock or Interlator have ads?

Both Math Alarm Clock and Interlator show ads.

### Which is updated more often, Math Alarm Clock or Interlator?

Math Alarm Clock ships an update every 5 weeks, and Interlator monthly. Most recently, Math Alarm Clock was updated on October 19, 2026 and Interlator on October 11, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*