Comparison

Heyrex vs Red Mode

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Heyrex

This app monitors your dog's activity, location, and well-being, alerting you to concerning changes in behavior. It provides real-time data, historical summaries, and rewards for proactive pet care.

Highlights
  • Activity and location monitoring
  • Well-being score and alerts
  • Behavioral pattern analysis
  • Real-time temperature alerts
  • Reward points system
  • Daily, weekly, monthly summaries
  • Pet care diary
Features
Read full description

Heyrex2 is a device that fits on your dog’s collar, monitoring their activity, location and wellbeing, building a profile of your dogs activity patterns and wellbeing and alerting you to any concerning changes to their behaviour. It also allows you to locate your dog, see where it is or where it has been. Heyrex records your dogs behaviour, including: Exercise levels, scratching, sleep quality and other behavioural or health issues and presents you with a wellbeing number so you can understand how your dog is at the highest level. Using cellular connectivity, Heyrex2 uploads data regularly to giving you alerts if your dog is too hot or cold, if their behaviour changes, improves or indicates a health problem. Heyrex2 provides real-time wellbeing information, alerts and location wherever cellular and GPS services are available. Earn Wag-o's reward points by caring for your pets wellbeing. Wag-o's can be used for discounts on petrol, pet treats, food, flea treatments and more. Daily, weekly and monthly summaries in user-friendly graphs that are simple to understand. It even has a diary function so you can record key milestones in your companion’s life and set diary inputs for things like next worm or flea treatment due. Heyrex is safe, light and ergonomically designed as well as waterproof and durable. Depending on settings used, the battery will last up to 2114 days and your dog won't even know it is there. Quick setup and instant rewards for you and your dog in just minutes.

About

Red Mode

This app offers a deep red screen filter to reduce eye strain at night, with automated scheduling for bedtime routines. It includes pre-set 'Sleep Packs' for different nights and a simple red night light feature. It also provides a morning red session option and manual controls for instant adjustments.

Highlights
  • Deep red screen filter
  • Autopilot scheduling
  • Sleep Packs for routines
  • Night light functionality
  • Morning red session
  • Manual on/off controls
Features
Read full description

Still scrolling after dark? Red Mode gives you a deep red screen in one tap. Use Autopilot to turn your red screen on at night and off by morning, automatically. If you want a night red screen, a red light screen, a red light filter, or a red screen filter for calmer scrolling, Red Mode makes it simple. Red Mode is built for anyone who wants a night friendly screen and an easier sleep routine: bedtime scrollers, parents checking a phone in a dark room, night shift users, stargazers, and photographers who want a night vision friendly red screen. Why a red screen at night A deep red screen can help preserve night vision and keep your phone more comfortable after dark. If you have ever searched for red screen, night red screen, red filter, red light filter, red screen filter, night vision screen, or preserve night vision, Red Mode is made for you. What you get Night Red Screen and Red Light Filter • Deep Red Screen: Switch to a stronger, night friendly red screen using iOS Color Filters • Red Screen Filter: A consistent red filter look designed for night time use • Red Light Screen: A deep red screen that is easier on eyes in a dark room • Preserve Night Vision: Great for stargazing, astronomy, and dark adaptation routines Autopilot Scheduling and Shortcuts Automation • Autopilot Scheduling: Turn Red Mode on at night and off in the morning using iOS Shortcuts Automations • Set It Once: Enable Autopilot and your night red screen runs automatically • Reliable Routine: A simple schedule you can stick to across weekdays and weekends Wind Down Routine and Sleep Packs • Wind Down: Go red and dim your screen at night for calmer scrolling after dark • Sleep Packs Included: Ready made bedtime modes with different screen settings for different nights • Bedtime Routine: Pick a Sleep Pack when you want a more intentional wind down • Night Mode Red: A practical night mode for reading in bed and late night check ins Optional Sun-Aware Timing • Sun-Aware Timing: Align wind down timing with sunset and sunrise across seasons • Consistent Nights: Helpful if your bedtime routine shifts with daylight changes Night Light for Dark Rooms • Night Light: A simple red night light with an always on display while open • Touch Brightness Control: Adjust brightness for dark rooms, late night check ins, and gentle light after dark • Parent Friendly: Great for checking a phone in a nursery or bedroom without harsh light Morning and Anytime Morning Red Session • Morning Red Session: A bright, timed red screen session to start your day • Quick Timer: A simple session that is easy to repeat as a morning habit Manual Controls • Red On: Turn the red screen on instantly • Red Off: Turn the red screen off instantly • Instant On or Off: Quick manual controls anytime Reminders and Consistency • Reminders: A wind down nudge plus a morning light check in to help you stay consistent • Habit Support: Designed for routine building, not medical treatment Home Screen Widgets Add Red Mode widgets for one tap access to Wind Down, Red On, Red Off, and Morning Red Session right from your Home Screen. If you want your red screen, red filter, or night red screen available instantly, widgets make it faster. Setup is quick Red Mode guides you step by step through enabling iOS Color Filters, installing the included Shortcuts, and setting up nightly automations. Autopilot setup is simple and the app walks you through it clearly. Perfect for • Red screen at night and night red screen routines • Red light filter for calmer scrolling after dark • Night vision friendly screen for stargazing and astronomy • Darkroom and photography workflows that prefer red light • Parents checking a phone in a dark room • Night shift users who want a night friendly screen • Anyone who wants a sleep routine and wind down habit that is easy to repeat Note Red Mode supports night friendly viewing with red light filters and simple habit reminders. It does not provide medical advice.

Screenshots

Heyrex4 screens
Red Mode4 screens

Verdict

The call

The clearest difference is price: Heyrex at Free against Red Mode's $0.99. Heyrex also leads on review sentiment (33% vs 0%) and iOS requirement (13.0 vs 17.5). Red Mode's advantage is update cadence (every 5 days vs every 2 months) and chart position (#189 vs unranked). On ads, in-app purchases and device support 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

CostPrice · In-app purchases · Ads · Monetization

Heyrex is free to download; Red Mode costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Heyrex ships an update every 2 months, Red Mode every 5 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard6 real differences · 5 level
Heyrex versus Red Mode: the parameters behind the verdict, then further details
ParameterHeyrexRed Mode
PriceFree — better$0.99
Rating—3.7 (6 ratings) — better
Positive reviews33.3% of reviews — better0.0% of reviews
Number of ratings—6 — better
Update frequencyEvery 2 monthsEvery 5 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterPaid
Best chart rank—#189 — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better17.5
Further details — not scored
Size21 MB12 MB
Age rating12+4+
DeveloperHeyrex International LimitedSolana Beach Labs, LLC

Customer experience

Heyrex

Written reviews3 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

Red Mode

All ratings6 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

Heyrex

No in-app purchases

None

Red Mode

No in-app purchases

Questions

Is Heyrex free?
Heyrex is free to download, with no in-app purchases.
Is Red Mode free?
Red Mode costs $0.99, with no in-app purchases.
Do Heyrex or Red Mode have ads?
Neither Heyrex nor Red Mode shows ads.
Which is updated more often, Heyrex or Red Mode?
Heyrex ships an update every 2 months, and Red Mode every 5 days. Most recently, Heyrex was updated on October 24, 2026 and Red Mode on October 25, 2026.

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