# OTR Solutions vs Stackkly

The clearest difference is update cadence: Stackkly at weekly against OTR Solutions's every 6 weeks. Stackkly also leads on iOS requirement (12.0 vs 15.1). OTR Solutions's advantage is ratings volume (2.7K vs 6). On price, rating, ads and in-app purchases there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.9 for OTR Solutions against 5.0 for Stackkly. That said, the two scores are not equally well evidenced: OTR Solutions has 2.7K ratings behind it against 6, so its average is the more settled of the two.

OTR Solutions ships an update every 6 weeks, Stackkly weekly. The most recent releases landed on October 22, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | OTR Solutions | Stackkly |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (2.7K ratings)](https://appshunter.io/ios/app/otr-solutions/id1535523322/reviews) | **[5.0 (6 ratings)](https://appshunter.io/ios/app/stackkly-truck-parking/id6758494580/reviews)** |
| Number of ratings | **2.7K** | 6 |
| Positive reviews | 59.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | Free | Free |
| Size | 86 MB | 23 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [OTR Capital LLC](https://appshunter.io/developer/1031043529) | [Stackkly](https://appshunter.io/developer/1797990101) |

## What reviewers say

### OTR Solutions

[App page](https://appshunter.io/ios/app/otr-solutions/id1535523322)

This app simplifies factoring and fuel management for truckers. Factor loads, fund fuel cards, and find savings on the go. Access broker information and manage your business from anywhere, anytime.

**Highlights:** Factor loads quickly, Fund OTR Fuel Card, Find in-network fuel locations, Broker check, Manage business anywhere

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to use
- 👍 Great app
- 👍 Helpful and friendly team
- 👍 Excellent service
- 👍 Straightforward invoice submission

**What reviewers complain about**

- 🐛 Slow app performance
- 🐛 Frequent crashes
- 🐛 Issues with uploading documents
- 💰 Hidden fees and charges
- 🔒 Security concerns

**Reported bugs**

- Inability to upload documents
- App crashing on invoice submission
- Inconsistent login experience

**Requested features**

- Remember login credentials
- Improved reporting and NOA features
- Dark mode option


### Stackkly

[App page](https://appshunter.io/ios/app/stackkly-truck-parking/id6758494580)

Find affordable and secure truck parking nationwide with this app. It offers verified parking locations across 40+ states, helping commercial drivers stay on schedule and keep their fleets moving safely and efficiently.

**Highlights:** Nationwide truck parking search, Flexible parking plans (daily, weekly, monthly), Affordable and transparent pricing, Secure and verified parking locations, Designed for drivers and fleet managers, Easy iOS experience

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

**In-app purchases:** none


## Frequently asked questions

### Is OTR Solutions free?

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

### Is Stackkly free?

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

### Which has better reviews, OTR Solutions or Stackkly?

Stackkly is rated higher. OTR Solutions averages 4.9 out of 5 from 2.7K ratings, while Stackkly averages 5.0 from 6 ratings.

### Do OTR Solutions or Stackkly have ads?

Neither OTR Solutions nor Stackkly shows ads.

### Which is updated more often, OTR Solutions or Stackkly?

OTR Solutions ships an update every 6 weeks, and Stackkly weekly. Most recently, OTR Solutions was updated on October 22, 2026 and Stackkly on October 25, 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.*