MidLab vs PACE Lab+
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MidLab
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MidLab — Middle-Distance Training, Scientifically Optimized The training management app built exclusively for 800m-5000m middle-distance runners. ■ Measure Your Fitness with the ETP Test Run our unique ETP (Estimated Threshold Pace) test on a 400m track to accurately determine your threshold pace. MidLab also classifies your performance limiter into three types: • Cardio Limiter — your breathing hits the wall first • Muscular Endurance Limiter — your legs give out first • Balanced ■ Personalized Training Plans [Premium] Based on your ETP and limiter type, MidLab auto-generates a multi-week training plan tailored to your goal race. Scientific periodization — Base > Build > Race > Taper — helps you improve efficiently. • Just set your target race distance and date • Supports 800m / 1500m / 3000m / 5000m • Optimized for your age category and training history • Automatic recovery weeks ■ Extensive Workout Library [Premium] Dozens of workout templates organized across six training zones (Recovery through Repetition). Every pace is auto-calculated from your ETP so you always train at the right intensity. ■ Race Predictions Estimate your 800m-5000m race times based on current fitness. Compare against your personal bests to see your progress. ■ Dashboard • View your current ETP, VO2max, and limiter type at a glance • See today's training session • Track weekly progress • Follow your ETP trend graph to visualize growth ■ Premium Plan • Monthly: $7.99 • Yearly: $69.99 (save 2 months) • Includes a 1-week free trial No coach needed — just science. Push your middle-distance PB with MidLab. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
PACE Lab+
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PACE Lab. は、レースタイムからVO2maxを科学的に推定し、あらゆる距離のレースペースを自動予測するランニング計算アプリです。 【主な機能】 ■ VO2max推定 Jack Daniels & Gilbert (1979) の公式に基づき、レースの距離とタイムからVO2maxを正確に算出。同年代・性別ごとの走力ランキング (ACSM基準) も表示します。 ■ レースペース予測 Riegel公式で1,500mからフルマラソンまでの予測タイムを一括計算。目標ペースの設定に役立ちます。 ■ ラップタイムシミュレーション イーブンスプリット・ネガティブスプリットのラップタイムを400m/1kmごとに計算。レースプランの策定に。 ■ GPXコース分析 Garmin・Strava等のGPXファイルを読み込み、コースの起伏を考慮した勾配補正ペース (GAP) でリアルなレースシミュレーションが可能。 ■ 結果の保存 & 共有 計算結果をアプリ内に保存し、カード画像として写真ライブラリに書き出し。SNSでの共有やトレーニング記録に。 【特長】 ・完全オフライン動作 - インターネット不要 ・データはすべて端末内に保存 - プライバシーファースト ・広告なし - 集中して使える ・ダーク/ライトモード対応 マラソン、ハーフマラソン、10km、5km、3000m、1500m - あなたの次のレースを科学でサポートします。
Screenshots
Verdict
The clearest difference is in-app purchases: PACE Lab+ at none against MidLab's 2. MidLab's advantage is ads (none vs shown) and update cadence (daily vs monthly). 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
Both are free to download. MidLab sells 2 in-app purchases, starting at $5.99 per month. PACE Lab+ asks for nothing beyond the download.
MidLab ships an update daily, PACE Lab+ monthly. Both last shipped on September 21, 2026.
| Parameter | MidLab | PACE Lab+ |
|---|---|---|
| Price | Free | Free |
| Update frequency | Daily — better | Monthly |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.1 | 15.1 |
| Further details — not scored | ||
| Size | 28 MB | 84 MB |
| Age rating | 4+ | 17+ |
| Developer | MASAMI YAJIRI | TOSHINAO KAMIKUBO |
In-app purchases
MidLab
- MidLab Proプラン(月額)1 Month trial$5.991 Month
- MidLab Proプラン(年額)1 Month trial$59.991 Year
PACE Lab+
No in-app purchases








