Comparison

Thalos vs CombatTimer

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

Head to head
About

Thalos

This comprehensive dive app offers a robust dive logbook, detailed dive site information with emergency plans, and multiple dive calculators. It includes features for instructors to manage students and courses, and a social feed for divers to connect and share experiences. The app works fully offline, ensuring critical data is always accessible.

Highlights
  • Offline dive logbook
  • Dive site database with emergency plans
  • 9 essential dive calculators
  • Instructor module for course management
  • Social feed and community features
  • Emergency mode for critical access
Features
Read full description

Thalos is the all-in-one dive app built for serious divers and instructors. Whether you're planning a deep technical dive or running an open water course, Thalos has everything you need — and it works fully offline when it matters most. DIVE LOGBOOK Log every dive with depth, time, gas, conditions, marine life sightings, buddy signatures, and photos. Full version history keeps your records safe. Organize dives into trips and track your personal certifications. DIVE SITES & EMERGENCY PLANS Access 510+ dive sites with detailed emergency action plans, nearest hyperbaric chambers, and emergency contacts — all stored locally so they're available even without signal. 9 DIVE CALCULATORS • Bühlmann ZHL-16C decompression planner with gradient factors • Gas planner and gas blending • SAC rate, turn pressure, weight calculator • Dive tables, unit converter, altitude diving EMERGENCY MODE One tap gets you to emergency procedures and critical contacts. Works 100% offline. INSTRUCTOR MODULE Manage students, run courses with 26 built-in templates, track skill sign-offs, generate paperwork (liability waivers, medical forms, training dives), and issue certifications. SOCIAL FEED & TANK TAPS Share your dives, follow other divers, and give Tank Taps — the diver's way of saying nice dive. COMMUNITY Discover and post dive classes, trips, and dive centers. Instructors can manage enrollments directly in the app. SUBSCRIPTION Thalos requires a subscription after a 1-month free trial. $2.99/month or $19.99/year. Terms of Use: https://blackflagdivecenter.github.io/Thalos/terms.html Privacy Policy: https://blackflagdivecenter.github.io/Thalos/privacy.html

About

CombatTimer

Features
Read full description

Combat Timer is a fast, no-distraction round timer built specifically for combat sports training. Designed for boxers, MMA fighters, kickboxers, Muay Thai practitioners, BJJ grapplers, and wrestlers who want a reliable timer that works as hard as they do. —— INSTANT PRESETS One tap to start training. Built-in presets cover every discipline and level: · Boxing Beginner — 3 × 2 min · Boxing Amateur — 6 × 3 min · Boxing Pro — 12 × 3 min · MMA Amateur & Pro — 3 × 5 min · Muay Thai — 5 × 3 min with 2 min rest · Kickboxing — 5 × 3 min K-1 format · BJJ Rolling — 5 × 6 min · Wrestling Drill — 6 × 2 min · Heavy Bag — 6 × 3 min · Tabata Combat — 8 × 20 sec · Endurance — 5 × 5 min —— FULL SESSION CONTROL · Set rounds, round time, and rest time · Add warm-up and cool-down phases · See elapsed time and total remaining time at a glance · Navigate between phases manually during your session —— AUDIO THAT WORKS · Classic boxing bell at every round start and end · Vibration feedback for when the music is loud · Full volume control independent from system volume —— SAVE YOUR WORKOUTS Create and save unlimited custom sessions. Name them, color code them, and start them with one tap. Your last session is always one tap away. —— DESIGNED FOR THE GYM · Large, high-contrast display readable from across the room · Screen stays on during your entire session · Lock the screen on start to prevent accidental taps · Dark interface that works in any lighting —— Combat Timer. Built for real training sessions. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Thalos4 screens
CombatTimer4 screens

Verdict

The call

The clearest difference is in-app purchases: CombatTimer at none against Thalos's 2. Thalos's advantage is ads (none vs shown) and update cadence (daily vs every 9 days). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Thalos sells 2 in-app purchases, starting at $2.99 per month. CombatTimer asks for nothing beyond the download.

UpkeepUpdate frequency

Thalos ships an update daily, CombatTimer every 9 days. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.

Scorecard3 real differences · 6 level
Thalos versus CombatTimer: the parameters behind the verdict, then further details
ParameterThalosCombatTimer
PriceFreeFree
Rating5.0 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyDaily — betterEvery 9 days
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationSubscription—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.115.1
Further details — not scored
Size41 MB51 MB
Age rating4+4+
DeveloperJOHN WALLIS YOUNGBLOODDani�l Hommersom

In-app purchases

2 purchases

Thalos

Subscriptions2
  • Thalos1 Month trial$2.991 Month
  • Thalos1 Month trial$19.991 Year
None

CombatTimer

No in-app purchases

Questions

Is Thalos free?
Thalos is free to download, with in-app purchases available.
Is CombatTimer free?
CombatTimer is free to download, with no in-app purchases.
Do Thalos or CombatTimer have ads?
CombatTimer shows ads; Thalos does not.
Which is updated more often, Thalos or CombatTimer?
Thalos ships an update daily, and CombatTimer every 9 days. Most recently, Thalos was updated on October 31, 2026 and CombatTimer on October 28, 2026.

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