# TankFi vs CarCoding

The clearest difference is rating: TankFi at 5.0 against CarCoding's 1.0. TankFi also leads on in-app purchases (none vs 3) and iOS requirement (13.0 vs 15.1). CarCoding's advantage is update cadence (every 2 days vs every 6 weeks). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. CarCoding sells 3 in-app purchases, starting at $2.49 per month. TankFi asks for nothing beyond the download.

TankFi holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

TankFi ships an update every 6 weeks, CarCoding every 2 days. The most recent releases landed on October 1, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | TankFi | CarCoding |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tankfi/id6748671903/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/carcoding-obd2-car-scanner/id6759403080/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 days** |
| Monetization | **Free** | Freemium |
| Size | 31 MB | 101 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [TaheelWeb](https://appshunter.io/developer/1820898256) | [Mustafa YILMAZ](https://appshunter.io/developer/1491589580) |

## What reviewers say

### TankFi

[App page](https://appshunter.io/ios/app/tankfi/id6748671903)

Monitor your water tank levels accurately and conveniently from your smartphone. Receive smart alerts for low levels, full tanks, or sudden changes, and track daily, weekly, and monthly consumption to optimize usage. Supports various tank types and offers detailed reports.

**Highlights:** Real-time water level monitoring, Smart and instant alerts, Daily, weekly, monthly consumption tracking, Support for multiple tank types, Easy-to-use interface, Detailed reports and analytics, Customizable settings

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### CarCoding

[App page](https://appshunter.io/ios/app/carcoding-obd2-car-scanner/id6759403080)

This app acts as an OBD2 scanner, providing diagnostics, live data, and ECU coding for your vehicle. It helps you understand check engine lights, clear codes, monitor engine performance, and access hidden car features. Supports ELM327 adapters and offers AI-powered repair assistance.

**Highlights:** OBD2 diagnostics and fault code clearing, AI repair assistant for code explanations, Live engine data with customizable gauges, ECU coding and access to hidden features, Apple CarPlay and Siri integration, Vehicle compatibility checks

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CarCoding Pro Monthly | $2.49 | per month |
| CarCoding Pro Annual | $19.99 | per year |
| CarCoding Pro – Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is TankFi free?

TankFi is free to download, with no in-app purchases.

### Is CarCoding free?

CarCoding is free to download, with in-app purchases available.

### Which has better reviews, TankFi or CarCoding?

TankFi is rated higher. TankFi averages 5.0 out of 5 from 1 ratings, while CarCoding averages 1.0 from 1 ratings.

### Do TankFi or CarCoding have ads?

Neither TankFi nor CarCoding shows ads.

### Which is updated more often, TankFi or CarCoding?

TankFi ships an update every 6 weeks, and CarCoding every 2 days. Most recently, TankFi was updated on October 1, 2026 and CarCoding on October 11, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*