Interval Timer □ HIIT Timer vs LIBRO
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Interval Timer □ HIIT Timer
Create custom workout timers with adjustable intervals for exercise and rest. Track your progress with detailed history and statistics, and repeat past workouts easily. Enjoy audio cues without interrupting your music.
- Customizable intervals
- Workout and rest timers
- Voice or beep guides
- Background audio support
- Workout history and statistics
- Repeat previous workouts
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A simple and beautiful interval timer. 1. Drag to set your custom intervals for workout, rest, rounds, etc 2. Tap to start. Interval Timer doesn't interfere with your music or other apps: ∙ Listen to your music apps while you workout. ∙ Voice or beep guides for every workout. ∙ You can leave the app and still listen to the audio guides, in order to follow a workout you found online. And no need to manually record your workouts: ∙ Detailed history and statistics pages to track your progress. ∙ Repeat a previous workout from your history, so you don't need to set it again. If you have any ideas for how to improve the app, just tap "Contact Support' inside the app and let us know! We are always trying to improve Interval Timer This app includes an optional auto-renewable subscription (Premium Pass): Premium Pass beings with a free trial period, then an auto-renewable monthly subscription when trial ends. Payment will be charged to your Apple account at confirmation of purchase and will automatically renew (at the duration/price selected) unless auto-renew is turned off at least 24 hrs before the end of the current period. Account will be charged for renewal within 24-hours prior to the end of the current period. Current subscription may not be cancelled during the active subscription period; however, you can manage your subscription and/or turn off auto-renewal by visiting your Apple Account Settings after purchase. Any unused portion of the free initial period will be forfeited when you purchase a subscription. Privacy Policy: https://float.support/interval-timer/privacy Terms of Use: https://float.support/interval-timer/terms
LIBRO
This AI-powered health assistant helps you track diet, exercise, and lifestyle goals with features like voice logging and a barcode scanner. It offers personalized suggestions and meal planning tools. Access is currently by invitation only from an accredited nutrition professional.
- AI-powered health tracking
- Voice logging
- Barcode scanner
- Personalized suggestions
- Diet and activity logging
- Meal planning
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LIBRO is an AI health assistant designed to track your diet, exercise and lifestyle goals. ** LIBRO is currently available by invitation only ** You must have been invited by an accredited nutrition professional to use this app. Logging has never been this easy! A personalised voice assistant and barcode scanner help you to log foods and a unique memory system automatically suggests what you have previously eaten based on the meal occasion. LIBRO was created by Nutritics, the world's leading provider of professional nutrition software.With key features such as diet and activity logging, recipe and cost analysis, meal planning and a label maker, Nutritics is constantly defining new ways to empower the world to make better food choices. We love feedback! Just drop us a line at support@nutritics.com and let us know how you get on.
Screenshots
Verdict
The clearest difference is review sentiment: Interval Timer □ HIIT Timer at 61% against LIBRO's 4%. Interval Timer □ HIIT Timer also leads on rating (4.8 vs 2.5) and update cadence (every 5 weeks vs every 7 months). LIBRO's advantage is in-app purchases (none vs 5). On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Interval Timer □ HIIT Timer sells 5 in-app purchases, starting at $1.99 per month. LIBRO asks for nothing beyond the download.
Interval Timer □ HIIT Timer holds the better App Store score, 4.8 against 2.5. That said, the two scores are not equally well evidenced: Interval Timer □ HIIT Timer has 86K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 61% of Interval Timer □ HIIT Timer's written reviews are positive against 4% of LIBRO's.
Interval Timer □ HIIT Timer ships an update every 5 weeks, LIBRO every 7 months. The most recent releases landed on October 15, 2026 and October 11, 2026 respectively.
| Parameter | Interval Timer □ HIIT Timer | LIBRO |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (86K ratings) — better | 2.5 (2 ratings) |
| Positive reviews | 60.7% of reviews — better | 4.0% of reviews |
| Number of ratings | 86K — better | 2 |
| Update frequency | Every 5 weeks — better | Every 7 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 14.0 — better |
| Further details — not scored | ||
| Size | 34 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | Float Tech, LLC | Nutritics Limited |
Customer experience
Interval Timer □ HIIT Timer
LIBRO
Bugs and requests
Interval Timer □ HIIT Timer
Reported bugs
3 issues- Timer not always accurate
- Favorites/saved workouts feature not working
- Inconsistent behavior when pausing/resuming
Requested features
3 requests- Ability to save and name custom workouts
- More flexibility in exercise/rest time settings
- Option to adjust volume of voice prompts
LIBRO
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Interval Timer □ HIIT Timer
- Premium Pass7 Days trial$1.991 Month
- Premium Pass7 Days trial$2.991 Month
- Lifetime Pass$14.99
- Lifetime Pass$19.99
- Premium Forever Promo$29.99
LIBRO
No in-app purchases
Questions
Is Interval Timer □ HIIT Timer free?
Is LIBRO free?
Which has better reviews, Interval Timer □ HIIT Timer or LIBRO?
Do Interval Timer □ HIIT Timer or LIBRO have ads?
Which is updated more often, Interval Timer □ HIIT Timer or LIBRO?
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