Stopwatch Log vs CalcuSplit
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Stopwatch Log
This app precisely measures time up to 1/1000th of a second, displaying lap and split times. It allows users to log, manage, and easily share measured data via CSV for analysis on other devices.
- 1/1000 sec measurement accuracy
- Lap and split time display
- Log measured data
- Organize data by folder
- Share data via CSV
- Analyze average and fastest lap times
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The best stopwatch app ever! This app is measurable up to 1 / 1000 sec! Display lap time and split time as well. Easy to send on the measured data log. [About the app] Have you ever wished to have the following features in your stopwatch? -Log the measured data and check it later. -Send on the measured data to your PC or another device. -Display the lap time and split time in your stopwatch. -Manage each measured data individually. Stopwatch is the device to measure the time, but it is not enough! Log your data as your record, and make use of it to your daily practice! [Recommend this app to people like,] -Check back your record afterwards. This app saves your measured data, and it displays the average lap time and the fastest lap time in your record. -Anyone who struggles managing the measured data. This app is able to manage each data by folder, so you can manage for each player, game, and subject as you like. -For those who manage every data by PC. This app is able to send on each data or folder to your PC. The data is transferred by CSV data, so you can easily edit it on your PC. We made this app for those who need to measure, record, and analyze their data in an athletic or educational situations. Enjoy! [Contact] About any functional improvement or addition, or even consultation about a new app development, please feel free to email us. account@appruns.com
CalcuSplit
Easily time multiple runners simultaneously for races, relays, or interval workouts. Save and load presets for quick setup, track lap splits, and toggle rest periods. Export results in various formats or text them directly to participants.
- Time multiple runners at once
- Track lap splits and finish times
- Save and load event presets
- Real-time handoff tracking for relays
- Toggle rest periods for interval training
- Export results as PDF, CSV, or HTML
- Text results directly to runners
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The lap timer and split tracker built for timing multiple runners at once. Whether you're coaching track, timing a relay, running a cross country meet, or doing intervals with friends — CalcuSplit makes it easy to record splits for everyone. --- Easy race and workout timing: - Time multiple runners at once — one tap per runner - Track lap splits and finish times for races or interval workouts - Save race, relay, or workout setups as presets — load and start timing in seconds - Review and edit the event name, meet name, or runner lineup before starting from a preset - Run relay events with team assignment, leg order, and real-time handoff tracking - Toggle rest periods on or off — perfect for continuous interval training - Organize events into meets for track meets and multi-day competitions - Export results as PDF, CSV, or HTML to share with your team - Text formatted results straight to your runners after an event - Screen stays on during timing — no interruptions mid-race (configurable in Settings) --- CalcuSplit Premium unlocks with a one-time purchase: - View each runner's complete race and workout history - Export a runner's full history as CSV, HTML, or PDF - Browse and export past events and meets - Import rosters from spreadsheets or CSV — preview before importing so you catch mistakes early --- All core timing features work without Premium. Upgrade anytime — your saved results will be ready to view and export. Your data stays on your device. No ads, no tracking, no account required. Works offline at any track, trail, or course.
Screenshots
Verdict
The clearest difference is rating: CalcuSplit at 4.6 against Stopwatch Log's 3.8. CalcuSplit also leads on ratings volume (17 vs 4). Stopwatch Log's advantage is monetization model (free vs freemium) and iOS requirement (8.0 vs 17.6). On price, review sentiment, ads and in-app purchases 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. Stopwatch Log sells 10 one-off in-app purchases and CalcuSplit sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
CalcuSplit holds the better App Store score, 4.6 against 3.8. Both are backed by a comparable volume of ratings — 4 and 17 respectively. Written reviews point the same way: 64% of Stopwatch Log's written reviews are positive against 67% of CalcuSplit's.
| Parameter | Stopwatch Log | CalcuSplit |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (4 ratings) | 4.6 (17 ratings) — better |
| Positive reviews | 63.6% of reviews | 66.7% of reviews — better |
| Number of ratings | 4 | 17 — better |
| Update frequency | — | Every 4 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 8.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 16 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | ar.inc | Joseph Iannazzone |
Customer experience
Stopwatch Log
CalcuSplit
In-app purchases
Stopwatch Log
- ラップタイムの保存上限を50件にする$0.99
- データの登録上限を100件にする$1.99
- フォルダの作成上限を10個にする$1.99
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- フォルダの作成上限を30個にする$1.99
- フォルダの作成上限を50個にする$1.99
- 広告の削除$1.99
- ラップタイムの保存上限を100件にする$1.99
- データの登録上限を200件にする$3.99
- データの登録上限を300件にする$3.99
- フォルダの作成上限を100個にする$3.99
CalcuSplit
- CalcuSplit Premium$4.99









