Track4Facts PRO vs E
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Track4Facts PRO
Record your driven routes and analyze performance metrics like speed, distance, and acceleration. Visualize your journeys on a speed-colored map and export data for further review. Supports professional GPS receivers for enhanced accuracy.
- Record driven routes
- Analyze speed, distance, duration
- Calculate acceleration times
- View performance charts
- Speed-colored route map
- Export data as GPX/CSV
- Dual SkyPro GPS support
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Track4Facts PRO turns your iPhone into a GPS driving recorder for sprint, distance, lap and sector times. Compare drives with maps, charts and sensor analysis. Video Studio in the full version lets you film your drive and overlay recorded driving data. Download for free and measure 0–100 km/h or 0–60 mph. Unlock the full version with a one-time purchase. No subscription. Previous buyers of the paid app keep the full version, including Video Studio. FREE FEATURES • GPS speedometer and drive recording with speed, distance, duration, altitude and stops • 0–100 km/h or 0–60 mph sprint timing, depending on your unit settings • iPhone sensor fusion for suitable standard sprints • Background driving data recording, Live Activity on the Lock Screen and Dynamic Island • Maps, drive summaries and history • One vehicle profile in the garage • Sprint start/stop via Siri, Shortcuts and the Action button on supported iPhones • Apple Watch remote control and optional heart rate recording • Import existing Track4Facts backups FULL VERSION — ONE-TIME PURCHASE • Video Studio: film drives, overlay driving data, design and export clips • Custom sprint ranges from a standstill or rolling start • Sprint comparisons across drives and vehicles with overlaid speed curves • Distance timing with splits, finish speed and custom targets • Automatic lap and sector timing with live delta to your best lap • Draw tracks, record them with a mapping lap or import GPX and GeoJSON • Edit track points, driving direction, start/finish and sectors • Lap comparisons, corner analysis, braking and deceleration profiles • Theoretical best time, lap consistency and ghost lap replay • G-circle, cornering dynamics and vibration analysis • Interactive 3D track, elevation profile, drive replay and measurement charts • GPX, waypoint CSV and motion CSV export • Full backups, multiple vehicle profiles and external GPS • Lap timing start/stop via Siri, Shortcuts and the Action button VIDEO STUDIO — YOUR DRIVE WITH DRIVING DATA Film sprint, distance and lap sessions. Overlay relevant driving data: speed, route, G-forces, lap and sector times or saved best sprint and distance times. Customize the position, size and design of the displays. Select clips and export them as landscape or portrait MP4 files to save and share. Recording up to 4K, higher frame rates, slow motion and an additional driver camera depend on your device and settings. Audio is optional. Recorded Apple Watch heart rate can be overlaid with separate consent. Camera recording requires the app in the foreground. GPS + IPHONE SENSORS Sensor fusion adds motion data to suitable standard sprints. The iPhone must be securely mounted. Fusion is used only after checks pass; GPS remains available for comparison. Retrospective ≈ estimates are not confirmed best times. Motion data is stored at a nominal 50 Hz. APPLE WATCH AND EXTERNAL GPS Follow live data and control sprint recording from your wrist. Optional Race Training records heart rate with permission and saves a workout in Apple Health. Heart rate data in backups or CSV requires separate consent. External GPS: Dual XGPS150/XGPS150A, XGPS160 SkyPro and Dragy Lite (10, 20 or 25 Hz). More data points do not guarantee greater accuracy. RESULTS AND SAFETY GPS and sensor fusion provide estimates without guaranteed timing accuracy. Track4Facts PRO is not a calibrated measuring instrument. Each drive retains its measurement configuration. Take performance measurements only on private, closed or expressly authorized tracks and areas. Mount your phone securely, set it up before driving and do not operate it while driving. Observe laws, safety rules and the rights of people filmed. Only import permitted track data and comply with license terms.
E
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E-Grid is the companion app for fans who follow more than one sport. Pick your channels and get everything in one clean, fast app: schedules, countdowns, reminders, results, tables and news. 22 CHANNELS Motorsport: Formula 1, MotoGP, the NASCAR Cup Series, IndyCar, Formula E, the World Rally Championship, the World Endurance Championship, IMSA, NHRA Drag Racing, Formula 2, Formula 3, the Porsche Supercup and the Clio Cup Series. Football: the Premier League, the Champions League, La Liga, Serie A, the Bundesliga and Ligue 1. Snooker: every World Snooker Tour ranking event. Darts: the PDC World Championship, every televised major and each Premier League night. Tennis: the four Grand Slams, every ATP Masters 1000 and WTA 1000, and the season finals. Your Home screen shows only what you follow, with the next race, match or session always front and centre. FOOTBALL Every matchday with kick-off times in your own time zone, the score as it happens, half-time scores, the stadium and the official highlights when they're out. The full table with qualification and relegation places, and the Champions League league phase. SNOOKER, DARTS AND TENNIS Every event's draw, round by round, with results as they come in: frames in snooker, sets and legs in darts, set scores in tennis, men's and women's draws side by side. World rankings for snooker, the PDC Order of Merit, and the ATP and WTA rankings. Player pages with biographies and season records. MOTORSPORT, IN DEPTH Session results, championship standings, team and driver pages with season reviews, a Race Report after every race, F1 tyre strategy and track conditions, circuit guides and where to watch in your country. NEVER MISS THE START One calendar for every channel you follow, in list or month view, with every time shown in your own time zone. Optional reminders before the start. THE WEEKLY DIGEST A preview of the weekend from Wednesday and a recap on Monday, with your own channels first. NEWS AND VIDEO, WITHOUT LEAVING THE APP Headlines from leading sports publishers, filtered by channel, open right inside E-Grid. Official highlights play in the app. E-GRID PREMIUM The free plan includes one channel of your choice, with everything on it. Choose carefully: the free channel is chosen once and can't be swapped. Premium unlocks every channel. $0.99 a month with your first month free, or $9.99 a year. Payment is charged to your Apple Account, renews automatically unless cancelled at least 24 hours before the end of the period, and can be managed in your Apple Account settings. Terms of Use: https://www.opticell-limited.com/rally#terms Privacy Policy: https://www.opticell-limited.com/rally#privacy E-Grid is an independent app by Opticell Limited. It is not affiliated with or endorsed by any league, tour, championship, governing body, promoter or club. Snooker data from snooker.org. Darts, tennis and football data are not official league or tour data. News remains the property of its publishers.
Screenshots
Verdict
Track4Facts PRO and E are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Track4Facts PRO sells 1 one-off in-app purchase and E sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.
Track4Facts PRO ships an update every 4 days, E weekly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.
| Parameter | Track4Facts PRO | E |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (3 ratings) — better | — |
| Positive reviews | 88.9% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 4 days — better | Weekly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Paid | — |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Requires iOS | 16.1 — better | 17.0 |
| Further details — not scored | ||
| Size | 26 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | Klaus Neuendorf | Opticell Limited |
In-app purchases
Track4Facts PRO
- Full Version$7.99
E
- Premium Monthly$0.991 Month
- Premium Yearly$9.991 Year









