# Thunder Pro vs ROIthink

The clearest difference is in-app purchases: ROIthink at none against Thunder Pro's 8. Thunder Pro's advantage is update cadence (fortnightly vs every 3 months) and device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Thunder Pro sells 8 in-app purchases, starting at $9.99 per month. ROIthink asks for nothing beyond the download.

Thunder Pro ships an update fortnightly, ROIthink every 3 months. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Thunder Pro | ROIthink |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (48 ratings)](https://appshunter.io/ios/app/thunder-pro/id6467610142/reviews)** | — |
| Number of ratings | **48** | — |
| Positive reviews | 71.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 24 MB | 61 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Clean Up](https://appshunter.io/developer/1708860097) | [Christian Abad](https://appshunter.io/developer/1895422288) |

## What reviewers say

### Thunder Pro

[App page](https://appshunter.io/ios/app/thunder-pro/id6467610142)

Streamline your cleaning business operations with instant estimates, easy invoicing, and integrated payments. Access a video library for business growth and contract templates for clarity.

**Highlights:** Instant estimate generation, Easy invoicing and dispatch, Integrated client payment system, Downloadable contract templates, Video library for business growth

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Start 3 day free period | $9.99 | per month |
| Subscribe for $9.99/month | $9.99 | per month |
| Basic Monthly | $29.99 | per month |
| Essential Monthly | $79.99 | per month |
| Professional Monthly | $129.99 | per month |
| Basic Yearly | $289.00 | per year |
| Essential Yearly | $769.00 | per year |
| Thunder Pro | $9.99 | one-time |

**What reviewers like**

- 👍 Intuitive and efficient app
- 👍 Helpful for creating estimates
- 👍 Professional invoices generated
- 👍 Great for cleaning businesses
- 👍 Easy to use

**What reviewers complain about**

- 🐛 App freezes from the start
- 🔒 Asks for too much personal information
- 🐛 Invalid phone number entries
- 🐛 App requires payment to function
- 🐛 Takes a percentage of jobs

**Reported bugs**

- App freezes from the start
- Invalid phone number entries
- App requires payment to function
- App does not pay through Stripe
- App is inaccessible after refusing to sign up fully

**Requested features**

- Optimize for Mac
- Make the app free initially, then add paid features


### ROIthink

[App page](https://appshunter.io/ios/app/roithink/id6786326010)

**In-app purchases:** none


## Frequently asked questions

### Is Thunder Pro free?

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

### Is ROIthink free?

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

### Do Thunder Pro or ROIthink have ads?

Neither Thunder Pro nor ROIthink shows ads.

### Which is updated more often, Thunder Pro or ROIthink?

Thunder Pro ships an update fortnightly, and ROIthink every 3 months. Most recently, Thunder Pro was updated on October 24, 2026 and ROIthink on October 21, 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.*