DigiTrainsPro vs SevenSense
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DigiTrainsPro
Control your model railroad layout wirelessly from your iPhone or iPad. Manage locomotives, accessories, and create complex routes with intuitive touch controls. Supports multiple trains and digital command centers.
- Wireless locomotive control via WiFi
- Manage speed, direction, and features
- Accessory control (turnouts, signals)
- Create custom routes and logic commands
- Organize trains into groups and filter
- Supports multiple digital command centers
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Using DigiTrainsPro, you can control your model railroad layout from your iPhone, iPad via WIFI. From the locomotive library you can easily and quickly select the locomotive you want to control, which you can create a unique photo. You can reach the speed, direction and all the features of the locomotive with a single touch while you are free to move around your layout. Finally, you do not have to remember the addresses, you can play very simply, even with multiple trains. You can add any number of data to trains, sort them into groups, and filter in locomotive library for any data or group. You can add your accessories (turnouts, signals, lamps, etc.) to the app and control them individually. You can also make routes, add signals to see block occupancy and create unique dependency logic commands. The following digital command centers are compatible with the app: Roco Z21, JMRI, Digikeijs DR5000, YaMoRc, Digitools DigiWifi and more coming soon.
SevenSense
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SevenSense is the fast way to find the right torque figure for your Caterham Seven — without digging through a build manual with oily hands. Set your car once — model, engine and chassis spec — then ask Colin, your Caterham companion, for any fastener. Type it or say it, and the figure comes straight back in Nm and lb·ft, with the bolt size and the source manual shown every time, so you can check it against the fastener in your hand before you reach for the torque wrench. WHAT YOU GET - Ask by voice or text — "front lower damper", "driveshaft nut", "bellhousing" — and get the torque instantly - Answers scoped to your car, so you only see the fixings that apply to your model and chassis spec (Imperial or Metric) - Bolt size and source on every answer — nothing taken on trust - Browse mode — read fixings grouped by system: front suspension, steering, differential, rear axle, engine and more - Figures in the manual's own units, including staged and angle-tightened bolts (e.g. "100 Nm + 90°") ENGINE-SPECIFIC TORQUES Crank, flywheel, clutch, cam-cover and bellhousing figures for the common Seven fitments: - Ford X-Flow (Kent) - Rover K-Series - Ford Sigma - Ford Duratec - Vauxhall (C20XE and 8V) - Suzuki Select your engine and you only see the figures that apply to it. BUILT FOR THE GARAGE - Works completely offline — no internet needed in the workshop, paddock or trailer - No account, no sign-in, no ads, no tracking - Everything stays on your device WHERE THE FIGURES COME FROM Torque and fastener data is transcribed directly from Caterham build and assembly manuals and engine manufacturer specifications, with the source shown on every answer. Where a figure isn't confirmed by a source, it isn't shown rather than guessed. IMPORTANT SevenSense is an independent reference tool and is not affiliated with or endorsed by Caterham Cars. Figures are reference guidance only — always confirm safety-critical torques against the official manual for your specific car. If the bolt size shown doesn't match the one in your hand, stop and check: you may be on a different spec. Published by RaceTracs Ltd.
Screenshots
Verdict
The clearest difference is update cadence: SevenSense at every 5 weeks against DigiTrainsPro's every 3 months. On price, ads, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.
DigiTrainsPro ships an update every 3 months, SevenSense every 5 weeks. Both last shipped on October 24, 2026.
| Parameter | DigiTrainsPro | SevenSense |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 119 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Balazs Gyori | RaceTracs Ltd |
In-app purchases
DigiTrainsPro
No in-app purchases
SevenSense
No in-app purchases









