# Mudflap vs Idaho 511

The clearest difference is review sentiment: Mudflap at 78% against Idaho 511's 4%. Mudflap also leads on rating (4.8 vs 1.6) and update cadence (every 2 weeks vs every 3 months). Idaho 511's advantage is monetization model (free vs ad-supported). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Mudflap holds the better App Store score, 4.8 against 1.6. That said, the two scores are not equally well evidenced: Mudflap has 4.7K ratings behind it against 102, so its average is the more settled of the two. Written reviews point the same way: 78% of Mudflap's written reviews are positive against 4% of Idaho 511's.

Mudflap ships an update every 2 weeks, Idaho 511 every 3 months. The most recent releases landed on October 26, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Mudflap | Idaho 511 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4.7K ratings)](https://appshunter.io/ios/app/mudflap/id1488815024/reviews)** | [1.6 (102 ratings)](https://appshunter.io/ios/app/idaho-511/id6443662105/reviews) |
| Number of ratings | **4.7K** | 102 |
| Positive reviews | **77.8% of reviews** | 3.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | Ad-supported | **Free** |
| Best chart rank | **#51** | — |
| Size | 168 MB | 119 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Mudflap Inc](https://appshunter.io/developer/1488815023) | [IBI Group](https://appshunter.io/developer/438078843) |

## What reviewers say

### Mudflap

[App page](https://appshunter.io/ios/app/mudflap/id1488815024)

**Currently charting:** #51 Top Free · Navigation (US App Store)

Save on diesel fuel at over 2,800 truck stops nationwide with instant discounts. Access free, truck-safe GPS navigation that avoids low bridges and weight restrictions. Simply link your card to start saving.

**Highlights:** Instant diesel discounts, 2,800+ truck stop locations, Free truck-safe GPS navigation, Avoids low bridges and weight limits, Debit/credit card integration, No credit checks or waiting periods

**Features:** Apple Wallet

**In-app purchases:** none

**What reviewers like**

- 💰 Significant fuel savings
- 🔍 Convenient fuel price comparison
- ⚡ Easy to use app
- 🤝 Helpful customer support
- 🌟 Great app overall

**What reviewers complain about**

- ⏳ Lengthy account verification process
- 💳 Long hold times on payment cards
- 🚫 Limited participating fuel stations
- 🤔 Unclear policies and requirements

**Reported bugs**

- Inconsistent discount amounts
- Unexpected account deactivations

**Requested features**

- Expand fuel station network
- Faster account verification
- More transparent policies
- Improved payment processing


### Idaho 511

[App page](https://appshunter.io/ios/app/idaho-511/id6443662105)

Get up-to-the-minute highway and traffic updates for safe route planning. View road conditions, incidents, closures, and weather alerts on a zoomable map. Receive audio notifications for important road events.

**Highlights:** Real-time highway and traffic information, Zoomable map with road conditions, Incident and road closure alerts, Weather radar and alerts, Audio notifications for road events, Camera feeds and message signs

**In-app purchases:** none

**What reviewers like**

- 👍 Cameras and weather reports are helpful
- 👍 App provides camera locations, road conditions, and closures
- 👍 App is reasonably accurate and well-thought-out
- 👍 Great free solution for traveling

**What reviewers complain about**

- 🐛 App doesn't display road conditions, only 'no report'
- 🐛 Login issues and failures
- 🐛 Non-functional and useless in many aspects
- 🐛 Inaccurate map and road closure information
- 🐛 Outdated road reports and delays

**Reported bugs**

- App doesn't display road conditions, only 'no report'
- Unable to sign in to the app
- No option available for notifications
- Map is rarely accurate
- Highways closed or slow with traffic, app shows nothing

**Requested features**

- Option for notifications
- Real-time location down to the nearest 10th of a mile or map coordinates
- Posted speed for the current location
- Ability to expand road pictures
- Detailed road condition reports (dry, wet, slushy, icy, snow-covered)


## Frequently asked questions

### Is Mudflap free?

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

### Is Idaho 511 free?

Idaho 511 is free to download, with no in-app purchases.

### Which has better reviews, Mudflap or Idaho 511?

Mudflap is rated higher. Mudflap averages 4.8 out of 5 from 4.7K ratings, while Idaho 511 averages 1.6 from 102 ratings.

### Do Mudflap or Idaho 511 have ads?

Neither Mudflap nor Idaho 511 shows ads.

### Which is updated more often, Mudflap or Idaho 511?

Mudflap ships an update every 2 weeks, and Idaho 511 every 3 months. Most recently, Mudflap was updated on October 26, 2026 and Idaho 511 on October 22, 2026.

---

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