# TripleWhale vs 66 Challenge

The clearest difference is rating: 66 Challenge at 5.0 against TripleWhale's 2.7. 66 Challenge also leads on update cadence (every 5 days vs fortnightly) and iOS requirement (13.0 vs 16.4). TripleWhale's advantage is in-app purchases (none vs 3) and ratings volume (38 vs 5). On price, ads and device support there is nothing between them.

Both are free to download. 66 Challenge sells 3 in-app purchases, starting at $3.99 per month. TripleWhale asks for nothing beyond the download.

66 Challenge holds the better App Store score, 5.0 against 2.7. That said, the two scores are not equally well evidenced: TripleWhale has 38 ratings behind it against 5, so its average is the more settled of the two.

TripleWhale ships an update fortnightly, 66 Challenge every 5 days. The most recent releases landed on November 11, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | TripleWhale | 66 Challenge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (38 ratings)](https://appshunter.io/ios/app/triplewhale/id1511861727/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/66-challenge/id6758270405/reviews)** |
| Number of ratings | **38** | 5 |
| Positive reviews | 25.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 5 days** |
| Monetization | **Free** | Freemium |
| Size | 110 MB | 18 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Triple Whale Inc](https://appshunter.io/developer/1729570249) | [Moad Ghajjate El Fal](https://appshunter.io/developer/1871890791) |

## What reviewers say

### TripleWhale

[App page](https://appshunter.io/ios/app/triplewhale/id1511861727)

This app provides a comprehensive dashboard for e-commerce businesses, offering real-time insights into revenue, ad spend, and key performance metrics across multiple channels. It features an AI assistant for data queries and first-party attribution tracking.

**Highlights:** Real-time revenue and ad spend tracking, AI-powered store insights, First-party attribution across channels, Automated reports and dashboards, Dark mode support

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

**In-app purchases:** none


### 66 Challenge

[App page](https://appshunter.io/ios/app/66-challenge/id6758270405)

Build lasting habits with a science-backed system designed to guide you through a 66-day journey. Track daily progress, visualize your transformation, and stay motivated with social features and achievements. Transform your life one habit at a time.

**Highlights:** Daily habit tracking, Progress visualization, Streak protection, Social feed and squads, Customizable reminders, Achievement badges

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $3.99 | per month |
| Pro Annual | $29.99 | per year |
| Pro Lifetime | $59.99 | one-time |


## Frequently asked questions

### Is TripleWhale free?

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

### Is 66 Challenge free?

66 Challenge is free to download, with in-app purchases available.

### Which has better reviews, TripleWhale or 66 Challenge?

66 Challenge is rated higher. TripleWhale averages 2.7 out of 5 from 38 ratings, while 66 Challenge averages 5.0 from 5 ratings.

### Do TripleWhale or 66 Challenge have ads?

Neither TripleWhale nor 66 Challenge shows ads.

### Which is updated more often, TripleWhale or 66 Challenge?

TripleWhale ships an update fortnightly, and 66 Challenge every 5 days. Most recently, TripleWhale was updated on November 11, 2026 and 66 Challenge on October 31, 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.*