Autel MaxiFix vs ACV Viper
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Autel MaxiFix
Access OE-level expert auto repair services for mainstream models, including complex areas like ADAS and ECU programming. Connect with a team of experts to tackle difficult vehicle issues remotely and ensure stable network connections for programming.
- OE-level expert auto repair services
- Support for mainstream models
- Expertise in ADAS and ECU programming
- Remote assistance for difficult issues
- Stable network connection for programming
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The value of Autel Smart Auto Repair service: Covers mainstream models and provides OE-level expert services; • OE-level experts team tackles difficult issues in a targeted manner; • Supports expert services in tech-demanding fields such as ADAS, IM, and ECU programming; • Covers and supports GM, Mercedes-Benz, Chrysler and other mainstream models; • Multi-server deployment to ensure stable and reliable network connection for remote programming.
ACV Viper
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ACV Viper is the culmination of inspection tools and machine learning capabilities at ACV Auctions, car inspections, marketplace. These are packaged into a single platform as a dealer appraisal and inventory assessment tool. Our goal is to bring these technological advancements into the hands of dealers and industry professionals, allowing them to capture a wide array of vehicle information with the support of machine learning. This results in the most comprehensive suite of vehicle assessment capabilities in the industry.
Screenshots
Verdict
The clearest difference is update cadence: ACV Viper at every 3 weeks against Autel MaxiFix's every 2 months. Autel MaxiFix's advantage is iOS requirement (13.0 vs 17.0). 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.
Autel MaxiFix ships an update every 2 months, ACV Viper every 3 weeks. The most recent releases landed on September 10, 2026 and September 22, 2026 respectively.
| Parameter | Autel MaxiFix | ACV Viper |
|---|---|---|
| Price | Free | Free |
| Rating | 2.3 (3 ratings) — better | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 13.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 124 MB | 189 MB |
| Age rating | 4+ | 4+ |
| Developer | Xi'an Daotong Technology Co., Ltd. | ACV Auctions Inc |
In-app purchases
Autel MaxiFix
No in-app purchases
ACV Viper
No in-app purchases
