# Chirp Halo vs DoubleTime Timer

The clearest difference is price: Chirp Halo at Free against DoubleTime Timer's $0.99. Chirp Halo also leads on ratings volume (56 vs 3) and iOS requirement (14.0 vs 17.6). DoubleTime Timer's advantage is rating (5.0 vs 1.4) and chart position (#190 vs unranked). On update cadence, ads, in-app purchases and device support there is nothing between them.

Chirp Halo is free to download; DoubleTime Timer costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

DoubleTime Timer holds the better App Store score, 5.0 against 1.4. That said, the two scores are not equally well evidenced: Chirp Halo has 56 ratings behind it against 3, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on November 12, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Chirp Halo | DoubleTime Timer |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [1.4 (56 ratings)](https://appshunter.io/ios/app/chirp-halo/id6501977111/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/doubletime-timer/id6763470126/reviews)** |
| Number of ratings | **56** | 3 |
| Positive reviews | 15.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | **Free** | Paid |
| Best chart rank | — | **#190** |
| Size | 1 MB | 4 MB |
| Requires iOS | **14.0** | 17.6 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 17+ | 4+ |
| Developer | [Plexus Yoga, LLC](https://appshunter.io/developer/1744107759) | [Eric Diaz](https://appshunter.io/developer/1895328088) |

## What reviewers say

### Chirp Halo

[App page](https://appshunter.io/ios/app/chirp-halo/id6501977111)

This app guides users on the proper placement of pads for muscle stimulators to maximize relief and recovery. It combines scientific understanding of pain referral patterns with TENS/EMS technology for an intuitive user experience.

**Highlights:** Muscle stimulator pad placement guidance, Pain referral pattern science, TENS/EMS technology integration, User-friendly interface, Recovery and relief optimization

**Features:** macOS Compatibility

**In-app purchases:** none


### DoubleTime Timer

[App page](https://appshunter.io/ios/app/doubletime-timer/id6763470126)

**Currently charting:** #190 Top Paid · Health & Fitness (US App Store)

This app provides a simple yet powerful interval timer with two customizable durations that cycle infinitely. It's perfect for workouts, focus sessions, or any activity requiring repeating time intervals, offering background alerts and Apple Watch support.

**Highlights:** Two customizable timer durations, Infinite cycling of timers, 17 alert sounds and vibration options, Background alerts, Apple Watch companion app, No ads or subscriptions

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Chirp Halo free?

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

### Is DoubleTime Timer free?

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

### Which has better reviews, Chirp Halo or DoubleTime Timer?

DoubleTime Timer is rated higher. Chirp Halo averages 1.4 out of 5 from 56 ratings, while DoubleTime Timer averages 5.0 from 3 ratings.

### Do Chirp Halo or DoubleTime Timer have ads?

Neither Chirp Halo nor DoubleTime Timer shows ads.

### Which is updated more often, Chirp Halo or DoubleTime Timer?

Chirp Halo ships an update fortnightly, and DoubleTime Timer fortnightly. Most recently, Chirp Halo was updated on November 12, 2026 and DoubleTime Timer on November 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.*