Comparison

Echo Trainer vs ShiroWalk

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

Head to head
About

Echo Trainer

Features
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Elevate your training with Echo Trainer, the intelligent workout tracker designed for serious lifters and fitness enthusiasts. Say goodbye to messy notes and complicated spreadsheets. Echo Trainer streamlines your workout logging with smart features that help you focus on what mattersβ€”your performance. Why Echo Trainer? Echo Trainer isn't just a logbook; it's your personal training assistant. With our unique Smart Suggestion engine, the app learns from your history to automatically recommend weights and reps, making logging your sets faster than ever. Key Features: Smart Suggestions: Stop guessing your next lift. Echo Trainer analyzes your past performance to suggest the optimal weight and reps for your next set. Seamless Superset Support: Easily group exercises into supersets. View and log them together without jumping between screensβ€”perfect for high-intensity sessions. Custom Routines: Build unlimited workouts that match your training style. Organize exercises, reorder movements, and structure your week for success. Integrated Rest Timer: Keep your intensity high with a customizable rest timer that runs in the background and notifies you when it's time to lift. Track Your Progress: Instantly view your detailed exercise history, personal records (PRs), and volume directly from the workout screen to ensure you're always progressing. Download Echo Trainer today and start training smarter, not harder. Terms of Use: https://www.apple.com/legal/internet-services/itunes/appstore/dev/stdeula/ Privacy Policy: https://echotrainer.app/privacy-policy.html

About

ShiroWalk

Features
Read full description

Walk your steps. Build Japan's legendary castles. No ads. No gacha. At your own pace. ShiroWalk is a collection-style walking game where your daily steps bring Japan's iconic castles to life β€” across 7 historic stages: Castle Plan, Stonework, First Tier, Tiled Roof, Keep, White Walls, and Completion. Every castle in ShiroWalk is an AI-generated artistic interpretation inspired by the real castle β€” not a historically accurate reconstruction. β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€” Why ShiroWalk β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€” β–  Zero ads. No gacha. Monthly subscription. No ad interruptions, no random pulls. Walk at your own pace, on your own terms. β–  47 Castles Γ— 7 Stages From Hokkaido to Okinawa β€” all 47 prefectures. Each castle transforms through all 7 stages, from empty lot to completion. Complete one castle to unlock the next. Watch your collection map turn gold. β–  4 Legendary Phantom Castles (not for sale) Earn special titles to unlock historically lost castles: Β· Complete all 47 β†’ Edo Castle (destroyed 1657) Β· 1,000,000 steps β†’ Golden Azuchi Castle (Nobunaga's lost masterpiece, 1582) Β· 5,000,000 steps β†’ Heian Imperial Palace Β· 100 consecutive days β†’ Hiraizumi Muryoukouin These can never be purchased. Walking earns them. β–  21 Achievement Titles Earn titles for castle completions, total steps, streaks, regional mastery, and more. β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€” Key Features β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€” β–  Choose your first castle from three Start free with Osaka, Nagoya, or Edo Castle. This first castle has a shortened step requirement β€” about a week at 7,000 steps a day. Subscribe or use a Castle Select Ticket to take on the remaining 46. β–  Castle Select Ticket Want just one specific castle without subscribing? One ticket = one castle instantly unlocked. β–  Castle Encyclopedia All 47 castles listed. Locked castles show a lock icon; active and completed castles show their current stage. Tap any castle to see detailed progress. β–  Completion Ceremony Reach your step goal and watch your castle come to life. β–  Widget (Lock Screen / Home Screen) See today's castle progress without opening the app. β–  A gentle word at every milestone ShiroWalk sends encouragement as your castle grows. Never pushy, never urgent. β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€” How steps work β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€” ShiroWalk reads your steps from Apple Health (read-only β€” it never writes to Apple Health, and your step data is never uploaded). Most castles require roughly 70,000–300,000 steps to complete, depending on the castle. Your first castle is shortened to about 50,000 β€” around a week at 7,000 steps a day. β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€” For you if... β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€”β€” Β· You struggle to stay motivated to walk Β· You're tired of subscription overload and ads Β· You love Japanese history, castles, or samurai Β· You enjoy collection games or sim games Β· You want a calm game with no pressure Β· You loved PixelPot or Forest ShiroWalk. One step at a time. β€”β€”β€” Terms of Use (EULA): https://hiroooo.github.io/shirowalk/terms-of-service/ Privacy Policy: https://hiroooo.github.io/shirowalk/privacy-policy/

Screenshots

Echo Trainer4 screens
ShiroWalk4 screens

Verdict

The call

The clearest difference is update cadence: ShiroWalk at every 5 days against Echo Trainer's every 2 months. Echo Trainer's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Echo Trainer sells 2 in-app purchases, starting at $4.99 per month and ShiroWalk sells 7 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Echo Trainer ships an update every 2 months, ShiroWalk every 5 days. The most recent releases landed on October 15, 2026 and October 31, 2026 respectively.

Scorecard3 real differences Β· 3 level
Echo Trainer versus ShiroWalk: the parameters behind the verdict, then further details
ParameterEcho TrainerShiroWalk
PriceFreeFree
Update frequencyEvery 2 monthsEvery 5 days β€” better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, iPod β€” betteriPhone
Requires iOS15.1 β€” better17.0
Further details β€” not scored
Size41 MB212 MB
Age rating17+4+
DeveloperRaymond Huynhhiroaki suzuki

In-app purchases

2 purchases

Echo Trainer

Subscriptions2
  • Echo Trainer Premium (1 Month)$4.991 Month
  • Echo Trainer Premium (1 Year)$34.991 Year
7 purchases

ShiroWalk

Subscriptions2
  • Monthly Premium7 Days trial$2.991 Month
  • Annual Premium14 Days trial$29.991 Year
One-time5
  • Castle Boost Small$0.99
  • Castle Select Ticket$0.99
  • Castle Boost Medium$1.99
Show 2 more
  • Castle Boost Large$2.99
  • Founder Lifetime$59.99

Questions

Is Echo Trainer free?
Echo Trainer is free to download, with in-app purchases available.
Is ShiroWalk free?
ShiroWalk is free to download, with in-app purchases available.
Do Echo Trainer or ShiroWalk have ads?
Neither Echo Trainer nor ShiroWalk shows ads.
Which is updated more often, Echo Trainer or ShiroWalk?
Echo Trainer ships an update every 2 months, and ShiroWalk every 5 days. Most recently, Echo Trainer was updated on October 15, 2026 and ShiroWalk on October 31, 2026.

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