# Time Timer vs Boom Cards

The clearest difference is rating: Time Timer at 4.6 against Boom Cards's 2.5. Time Timer also leads on update cadence (every 2 weeks vs every 3 months) and ratings volume (15K vs 4). Boom Cards's advantage is in-app purchases (none vs 1) and iOS requirement (13.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. Time Timer sells 1 in-app purchase, starting at $9.95 per year. Boom Cards asks for nothing beyond the download.

Time Timer holds the better App Store score, 4.6 against 2.5. That said, the two scores are not equally well evidenced: Time Timer has 15K ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 63% of Time Timer's written reviews are positive against 41% of Boom Cards's.

Time Timer ships an update every 2 weeks, Boom Cards every 3 months. The most recent releases landed on September 30, 2026 and July 14, 2026 respectively.

## The numbers

| Metric | Time Timer | Boom Cards |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (15K ratings)](https://appshunter.io/ios/app/time-timer/id332520417/reviews)** | [2.5 (4 ratings)](https://appshunter.io/ios/app/boom-cards/id1041141473/reviews) |
| Number of ratings | **15K** | 4 |
| Positive reviews | **62.9% of reviews** | 40.6% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | Freemium | **Free** |
| Size | 174 MB | 34 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Time Timer LLC](https://appshunter.io/developer/332520420) | [Omega Labs Inc.](https://appshunter.io/developer/567183613) |

## What reviewers say

### Time Timer

[App page](https://appshunter.io/ios/app/time-timer/id332520417)

This app provides a visual representation of time passing, making it easier to manage tasks and routines. It's designed to be inclusive and flexible for various needs, from educational settings to personal productivity.

**Highlights:** Iconic visual timer with disappearing disk, Inclusive design for various needs, Flexible routine creation and sequencing, Multiple timers and preset options, Customizable sound, vibration, and color

**Features:** Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock all Time Timer features | $9.95 | per year |

**What reviewers like**

- 👍 Helpful for ADHD and autism
- 🚀 Great visual timer
- 👍 Customizable timers
- 👍 Useful for presentations and meetings
- 👍 Indispensable for organization and time management

**What reviewers complain about**

- 🐛 Unreliable sound/vibration alerts
- 🐛 Inconsistent behavior when phone is locked or app is minimized
- 🐛 Occasional crashes or bugs
- 🔋 Screen turns off during timer
- 👎 Subscription model for some features

**Reported bugs**

- No timers show up in app
- Timer stops working when phone is locked
- Inconsistent dark mode implementation
- Vibration doesn't work as expected

**Requested features**

- Add Apple Watch complication
- Allow rearranging of timers
- Ability to continue timer after time is up
- Option to change timer color and background
- Lock timer settings on Apple Watch


### Boom Cards

[App page](https://appshunter.io/ios/app/boom-cards/id1041141473)

This app allows students to play interactive, self-grading digital flashcards on their iOS devices. It syncs with a teacher's account, enabling assignment of activities and performance tracking. Millions of educators trust this platform for engaging learning experiences.

**Highlights:** Self-grading digital flashcards, Synchronizes with Boom Classroom, Assign materials to classes, Review student performance, Access over 500,000 decks, Detailed student reports

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Time Timer free?

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

### Is Boom Cards free?

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

### Which has better reviews, Time Timer or Boom Cards?

Time Timer is rated higher. Time Timer averages 4.6 out of 5 from 15K ratings, while Boom Cards averages 2.5 from 4 ratings.

### Do Time Timer or Boom Cards have ads?

Neither Time Timer nor Boom Cards shows ads.

### Which is updated more often, Time Timer or Boom Cards?

Time Timer ships an update every 2 weeks, and Boom Cards every 3 months. Most recently, Time Timer was updated on September 30, 2026 and Boom Cards on July 14, 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.*