Comparison

Race Trajectory vs BuildUP

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

Head to head
About

Race Trajectory

Features
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Complete Track & Field Record Management ◆ NEW: Shoes Save the shoes you race in and pick them for each record. Search the running shoe catalog to add a pair with its photo and specs such as weight and drop, and see at a glance how many records you've logged in each pair. The ultimate record-keeping app for track and field athletes and running enthusiasts. Manage detailed records for every event from sprints to marathons in one comprehensive platform. Key Features: • Full World Athletics event support (100m to Marathon, Hurdles, Race Walking, Relays) • Detailed records: splits, finishing place, round, heat, lane, weather & venue • Visualize your progress with a time-progression graph • Automatic Personal Best & Yearly Best • Works offline, anytime • Siri & Shortcuts: check your personal best or add a record hands-free • iCloud backup & restore for worry-free device transfers (Premium) • Next Race: reminders before each call and at the start, with a Live Activity countdown Perfect for competitive athletes, recreational runners, and coaches. Track your progress with precision, visualize improvements, and achieve your goals. Start professional-level record management with intuitive, easy-to-use interface. Transform your training data into performance insights today! ---------- Premium Plan (Subscription) An auto-renewable monthly subscription that removes all ads, lets you attach up to 5 photos and videos per record, and backs up your data to iCloud. - Length / Price: 1 month / price shown in the app - Payment will be charged to your Apple ID account at confirmation of purchase - Subscription automatically renews unless canceled at least 24 hours before the end of the current period; your account is charged for renewal within 24 hours prior to the end of the period - You can manage or cancel your subscription anytime in your Apple ID account settings after purchase - Terms of Use (EULA): https://race-trajectory.web.app/terms/?lang=en-US - Privacy Policy: https://race-trajectory.web.app/?lang=en-US

About

BuildUP

Features
Read full description

BuildUP は「続けやすさ」にこだわった、シンプルな筋トレ記録アプリです。 広告なし・アカウント登録なし・オフライン対応。あなたの記録はすべて端末の中だけに保存されます。 ■ こんな人に ・ジムや自宅トレの記録を手軽に残したい ・アプリが複雑すぎて続かなかった ・重量や回数の伸びをグラフで確認してモチベを上げたい ■ 主な機能 ・種目を選んでセット(重量×回数)を記録 ・自重種目(回数)、時間・距離の種目にも対応 ・同じ日のトレーニングは自動で1日分にまとまる ・履歴から過去のトレーニングをかんたん振り返り ・進捗グラフ(最大重量/推定1RM/ボリューム) ・体重・体組成(体脂肪率・筋肉量など)の記録と推移グラフ ・記録忘れを防ぐリマインド通知 ・トレーニング成果を画像でシェア ■ プライバシー データは端末内にのみ保存され、外部に送信されません。 アカウント登録も不要です。 まずは今日の1種目から。BuildUP と一緒に積み上げていきましょう。

Screenshots

Race Trajectory4 screens
BuildUP4 screens

Verdict

The call

The clearest difference is in-app purchases: BuildUP at none against Race Trajectory's 1. BuildUP also leads on ads (none vs shown) and update cadence (every 5 days vs monthly). On price 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. Race Trajectory sells 1 in-app purchase, starting at $1.99 per month. BuildUP asks for nothing beyond the download.

UpkeepUpdate frequency

Race Trajectory ships an update monthly, BuildUP every 5 days. The most recent releases landed on October 21, 2026 and September 25, 2026 respectively.

Scorecard5 real differences · 1 level
Race Trajectory versus BuildUP: the parameters behind the verdict, then further details
ParameterRace TrajectoryBuildUP
PriceFreeFree
Update frequencyMonthlyEvery 5 days — better
AdsYesNo — better
In-app purchasesYesNo — better
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS17.013.0 — better
Further details — not scored
Size20 MB24 MB
Age rating4+4+
DeveloperTsuyoshi MatsuokaSHUNYA KAMATA

In-app purchases

1 purchases

Race Trajectory

Subscriptions1
  • Premium (Monthly)$1.991 Month
None

BuildUP

No in-app purchases

Questions

Is Race Trajectory free?
Race Trajectory is free to download, with in-app purchases available.
Is BuildUP free?
BuildUP is free to download, with no in-app purchases.
Do Race Trajectory or BuildUP have ads?
Race Trajectory shows ads; BuildUP does not.
Which is updated more often, Race Trajectory or BuildUP?
Race Trajectory ships an update monthly, and BuildUP every 5 days. Most recently, Race Trajectory was updated on October 21, 2026 and BuildUP on September 25, 2026.

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