Comparison

Red Diary vs GRIT Miami

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

Head to head
About

Red Diary

This app logs your outdoor activities like walks, runs, and drives, recording details such as distance, speed, route, and elevation. It offers automatic trip start and idle detection, voice announcements, and Siri commands for hands-free operation. Photos and notes can be added to your trip logs.

Highlights
  • Automatic trip start and idle detection
  • Voice announcements and Siri commands
  • Photo and note integration
  • Detailed trip statistics and maps
  • Live Activity and Home Screen widgets
  • Independent Apple Watch app
Features
Read full description

Red Diary is the ultimate trip diary, keeping log of your walks, runs, hikes, rides and drives, including details as distance, top speed, time, route map, elevation changes, points of interest, weather, photos and notes taken. SPECIAL FEATURES * Privacy first: Trips are kept locally on the phone and synchronised using iCloud * Automatic trip start: Start trips automatically when the phone starts moving * Automatic idle detection: Trips are automatically stopped and saved after a period of inactivity * Automatic activity detection: Red Diary recognises if you walk, run, hike, cycle, drive, commute or fly * Voice announcements: The app announces ride time, distance and top speed changes, even when it is running in the background. Ideal for exercising with the headphones on! * Siri commands: Start, finish or abort trips with your voice * Take photos during the trip or add photos later * Take notes during the trip or add notes later * Trip maps with points of interest, photos and notes * Elevation profiles, with uphill, flat and downhill distances * Trip timeline with start and stop places, top speed, weather, photos, notes and related calendar events * Detailed statistics for each activity * Map of all your trips, and search by place or note * Share trips via social media, chat, email etc. * Live Activity: Follow the current trip on the Lock Screen and in the Dynamic Island * Widgets for the Home Screen: Start a trip with one tap * Independent watch app: The Red Diary watch app can be used without the phone. Trips are recorded on the watch -- you can even leave the phone behind! The recorded trips will be synchronised when your watch and phone meet again. DISCLAIMER Continued use of GPS running in the background can dramatically decrease battery life

About

GRIT Miami

Manage your gym membership and class bookings with ease. This app allows members to reserve spots in fitness classes, sign up for gym events, and update their account information, including payment details and profile pictures.

Highlights
  • Class reservations
  • Gym event sign-ups
  • Account management
  • Update profile pictures
  • Manage payment information
Features
Read full description

For members of GRIT Miami to reserve their place in a class, sign up for gym events, and general account management like updating headshots and credit card on file.

Screenshots

Red Diary4 screens
GRIT Miami4 screens

Verdict

The call

The clearest difference is in-app purchases: GRIT Miami at none against Red Diary's 1. GRIT Miami also leads on ratings volume (87 vs 1) and iOS requirement (13.0 vs 17.1). Red Diary's advantage is ads (none vs shown). On price, rating, update cadence 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

Both are free to download. Red Diary sells 1 one-off in-app purchase. GRIT Miami asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Red Diary against 5.0 for GRIT Miami. That said, the two scores are not equally well evidenced: GRIT Miami has 87 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Red Diary ships an update every 5 weeks, GRIT Miami monthly. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

Scorecard5 real differences · 5 level
Red Diary versus GRIT Miami: the parameters behind the verdict, then further details
ParameterRed DiaryGRIT Miami
PriceFreeFree
Rating5.0 (1 ratings) — better5.0 (87 ratings)
Positive reviews—75.0% of reviews
Number of ratings187 — better
Update frequencyEvery 5 weeksMonthly — better
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, Apple WatchiPhone, iPad, iPod
Requires iOS17.113.0 — better
Further details — not scored
Size7 MB83 MB
Age rating4+4+
DeveloperAkos PolsterFitness Through Strength, LLC

Customer experience

Red Diary

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

GRIT Miami

All ratings87 ratings
Positive98.9%
Neutral1.1%
Negative0.0%
Written reviews4 reviews
Positive75.0%
Neutral25.0%
Negative0.0%

In-app purchases

1 purchases

Red Diary

One-time1
  • Power User$4.99
None

GRIT Miami

No in-app purchases

Questions

Is Red Diary free?
Red Diary is free to download, with in-app purchases available.
Is GRIT Miami free?
GRIT Miami is free to download, with no in-app purchases.
Which has better reviews, Red Diary or GRIT Miami?
Red Diary is rated higher. Red Diary averages 5.0 out of 5 from 1 ratings, while GRIT Miami averages 5.0 from 87 ratings.
Do Red Diary or GRIT Miami have ads?
GRIT Miami shows ads; Red Diary does not.
Which is updated more often, Red Diary or GRIT Miami?
Red Diary ships an update every 5 weeks, and GRIT Miami monthly. Most recently, Red Diary was updated on November 6, 2026 and GRIT Miami on November 3, 2026.

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