TuningBase vs DTC
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TuningBase
Access a comprehensive mobile database for automotive professionals and tuners. Quickly find ECUs for any vehicle, view performance data, and look up error codes. Supports multiple languages and includes a performance calculator.
- ECU Search by vehicle details
- Original and tuning performance data
- Bosch Part Number Search
- DTC Error Code lookup
- HP to kW conversion calculator
- Multilingual support
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ECUBase – Your Pro Tool for ECUs & Tuning Data Find the right ECU for any vehicle in seconds. ECUBase is the most comprehensive mobile database for automotive professionals, tuners, and workshops. What ECUBase offers: - ECU Search – Browse thousands of vehicles for engine and transmission ECUs. Select manufacturer, model, year, and engine – done. - Performance Data – View original and tuning values for HP and torque at a glance. - Bosch Part Number Search – Find ECU information directly using the manufacturer part number. - DTC Error Codes – Quick access to P-codes and their meanings. - Performance Calculator – Convert HP to kW and vice versa instantly. - 8 Languages – German, English, Russian, Ukrainian, Turkish, Lithuanian, Georgian, and Romanian.
DTC
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DTC-TOOL turns your iPhone into a pocket scanner for heavy-duty trucks. Designed for owner-operators, truck drivers and small fleets needing roadside self-checks and workshop-grade fault reading — no bulky bench scanner required. • Read DTCs – active/historical fault codes with plain-language fixes (Cummins, Detroit, Volvo, Mack, Freightliner, Isuzu, HINO & more, auto-detects J1939/J1708 protocols) • Clear DTCs – clear stale fault codes after a repair and get back on the road • Live PID stream – voltage, oil pressure, coolant temp, RPM, load, DPF soot load in real time • DPF care – parked regeneration & soot load reset guidance (ECU-permitted only) • VIN reading & ECU parameter viewing – read-only by default; write operations are only permitted when allowed by the vehicle ECU • Offline session logs – past scans saved locally to track vehicle trends between service visits How it works: Plug a Bluetooth OBD adapter into your truck, launch the app, and it auto-pairs. No manual protocol configuration required. No OBD adapter on hand? Tap the Help Center tab → Demo mode to instantly load a sample J1939 truck: active/historical DTCs, live PID chart, DPF soot status, and clear-DTC flow. No Bluetooth dongle or vehicle required. Note: DTC-TOOL is a diagnostic viewer/guide tool. It does not stream cloud telematics and cannot replace OEM software. Support: [http://www.dtc-tool.com]
Screenshots
Verdict
The clearest difference is update cadence: TuningBase at every 2 weeks against DTC's every 5 weeks. 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.
TuningBase ships an update every 2 weeks, DTC every 5 weeks. The most recent releases landed on October 16, 2026 and October 31, 2026 respectively.
| Parameter | TuningBase | DTC |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 weeks — better | Every 5 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 15.0 — better |
| Further details — not scored | ||
| Size | 34 MB | 46 MB |
| Age rating | 17+ | 4+ |
| Developer | Niko Holm | Shenzhen Huansheng Intelligent Co., Ltd |
In-app purchases
TuningBase
No in-app purchases
DTC
No in-app purchases









