123\Tune+ vs X100C
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
123\Tune+
Control your classic car's ignition wirelessly via Bluetooth. Adjust advance and vacuum curves, monitor real-time engine data, and utilize features like a PIN-code immobilizer and rev limiter. Compatible with a wide range of classic vehicles.
- Wireless ignition curve adjustment
- Real-time engine data monitoring
- PIN-code immobilizer
- Soft rev limiter
- Tune mode for timing tests
- MAP/boost sensor support
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Take full control of your classic car’s ignition with the 123\Tune+ app and distributor. Wirelessly adjust and upload custom advance and vacuum curves via Bluetooth. Monitor real-time engine data including RPM, battery voltage, distributor temperature, MAP pressure, ignition advance, and GPS speed. The 123\Tune+ offers advanced features like a PIN-code immobilizer for theft protection, a soft rev limiter, and a unique "Tune" mode for testing ignition timing impact on acceleration between two RPM points. Compatible with both 6V and 12V systems, CW and CCW rotation, and equipped with a MAP/boost sensor. Works with a wide range of classic vehicles — from Alfa Romeo and Jaguar to Volkswagen and Volvo. Visit 123ignition.com for supported models and more details.
X100C
This mobile tool facilitates key programming and PIN code reading for various car models via an OBD2 connection. It offers multilingual support and a user-friendly interface for compatible Ford, Mazda, Peugeot, Citroen, and DS vehicles.
- Key programming via OBD2
- PIN code reading
- Supports Ford, Mazda, Peugeot, Citroen, DS
- Multilingual interface
- User-friendly operation
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X100C is a dongle used to read PIN CODE and do key programming via OBD2 socket with your cell phone. It supports Ford, Mazda, Peugeot, Citroen and DS. It is user friendly and with Multilanguage. Models included(FORD/MAZDA/PEUGEOT/CITROEN/DS) For Mazda CX-3 ( 2015+ )( smart PCF7953 ID46 ) For Mazda CX-5 ( 2012+ )( smart PCF7953 ID46 ) For Mazda 2 ( 2014+ )( smart PCF7953 ID46 ) For Mazda 3 ( 2013+ )( smart PCF7953 ID46 ) For Mazda 6 ( 2013+ )( smart PCF7953 ID46 ) For Mazda 2 ( 2002 - 2013)( 4D ID63 ) For Mazda 3 ( 2002 - 2012 )( 4D ID63 ) For Mazda 5 ( 2002 - 2012 )( 4D ID63 ) For Mazda 6 ( 2014 - 2012 )( 4D ID63 ) For Focus3/CMax 2010+ - mechanical ( DST80+ ) For Focus3/CMax 2010+ - proximity ( DST80+ ) For Kuga2 2014+ - mechanical ( DST80+ ) For Kuga2 2014+ - proximity ( DST80+ ) For MondeoMK4/SMax facelift 2010+ - mechanical ( DST80+ ) For MondeoMK4/SMax facelift 2010+ - proximity ( DST80+ ) For Fiesta 2014+ - ONLY mechanical ( DST80+ ) For BMax+ - ONLY mechanical ( DST80+ ) Custom - ONLY mechanical ( DST80+ ) ( not fully supported ) NON-supported ( soon, look for news ): For Fiesta 2014+ - proximity For Bmax – proximity For Ecosport – proximity Support PINCODE to read all of the following model via OBD Peugeot 1007 Peugeot 206 Peugeot 207 Peugeot 208 Peugeot 2008 Peugeot 301 Peugeot 306 Peugeot 307 Peugeot 308 Peugeot 3008 Peugeot 406 Peugeot 407 Peugeot 4007 Peugeot 508 Peugeot 5008 Peugeot 607 Peugeot 806 Peugeot 807 Peugeot Bipper Peugeot Expert Peugeot Partner C2 C3 C3 Picasso C3 Pluriel C4 Cactus C4 Picasso C5 C8 C-Elysee xsara Picasso Berlingo 2 Berlingo 3 Jumper Jumpy DS3 DS4 DS5
Screenshots
Verdict
The clearest difference is review sentiment: 123\Tune+ at 58% against X100C's 0%. 123\Tune+ also leads on rating (4.5 vs 3.3) and update cadence (every 3 weeks vs every 6 months). X100C's advantage is iOS requirement (7.0 vs 16.0). On price, ads, in-app purchases and monetization model 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.
123\Tune+ holds the better App Store score, 4.5 against 3.3. That said, the two scores are not equally well evidenced: 123\Tune+ has 242 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 58% of 123\Tune+'s written reviews are positive against 0% of X100C's.
123\Tune+ ships an update every 3 weeks, X100C every 6 months. The most recent releases landed on September 11, 2026 and July 7, 2026 respectively.
| Parameter | 123\Tune+ | X100C |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (242 ratings) — better | 3.3 (3 ratings) |
| Positive reviews | 58.3% of reviews — better | 0.0% of reviews |
| Number of ratings | 242 — better | 3 |
| Update frequency | Every 3 weeks — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 7.0 — better |
| Further details — not scored | ||
| Size | 209 MB | 51 MB |
| Age rating | 4+ | 4+ |
| Developer | Albertronic B.V. | Shenzhen Yunjia Intelligence Technology Co., Ltd. |
Customer experience
123\Tune+
X100C
In-app purchases
123\Tune+
No in-app purchases
X100C
No in-app purchases









