# ThingsApp. vs invoice maker, estimate maker

The clearest difference is in-app purchases: ThingsApp. at none against invoice maker, estimate maker's 1. ThingsApp. also leads on update cadence (every 5 days vs every 2 weeks) and iOS requirement (12.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. invoice maker, estimate maker sells 1 in-app purchase, starting at $4.99 per month. ThingsApp. asks for nothing beyond the download.

ThingsApp. ships an update every 5 days, invoice maker, estimate maker every 2 weeks. The most recent releases landed on October 4, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | ThingsApp. | invoice maker, estimate maker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (8 ratings)](https://appshunter.io/ios/app/invoice-maker-estimate-maker/id6740590043/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 60 MB | 39 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Gaganjot Singh](https://appshunter.io/developer/1773956475) | [Akhila Errabelly](https://appshunter.io/developer/1703353014) |

## What reviewers say

### ThingsApp.

[App page](https://appshunter.io/ios/app/thingsapp/id6736942040)

**Features:** macOS Compatibility

**In-app purchases:** none


### invoice maker, estimate maker

[App page](https://appshunter.io/ios/app/invoice-maker-estimate-maker/id6740590043)

Create professional invoices, estimates, and receipts quickly. Track expenses, manage inventory, and organize customer details in one place. Ideal for freelancers and small businesses.

**Highlights:** Instant invoice and estimate creation, PDF sharing and printing, Expense tracking and bookkeeping, Inventory management, Customer management, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $4.99 | per month |


## Frequently asked questions

### Is ThingsApp. free?

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

### Is invoice maker, estimate maker free?

invoice maker, estimate maker is free to download, with in-app purchases available.

### Do ThingsApp. or invoice maker, estimate maker have ads?

Neither ThingsApp. nor invoice maker, estimate maker shows ads.

### Which is updated more often, ThingsApp. or invoice maker, estimate maker?

ThingsApp. ships an update every 5 days, and invoice maker, estimate maker every 2 weeks. Most recently, ThingsApp. was updated on October 4, 2026 and invoice maker, estimate maker on September 24, 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.*