# Job Timer vs Simple Invoice Maker

The clearest difference is ads: Job Timer at none against Simple Invoice Maker's shown. Simple Invoice Maker's advantage is update cadence (every 2 weeks vs every 3 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Job Timer sells 2 in-app purchases, starting at $14.99 per month and Simple Invoice Maker sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Job Timer ships an update every 3 months, Simple Invoice Maker every 2 weeks. The most recent releases landed on October 10, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Job Timer | Simple Invoice Maker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Size | 38 MB | 75 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SheetGenius, Inc](https://appshunter.io/developer/1856817694) | [Deep Saha](https://appshunter.io/developer/1880794882) |

## What reviewers say

### Job Timer

[App page](https://appshunter.io/ios/app/job-timer-time-tracking/id6755872307)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Job Timer Pro Monthly | $14.99 | per month |
| Job Timer Pro Annual | $119.99 | per year |


### Simple Invoice Maker

[App page](https://appshunter.io/ios/app/simple-invoice-maker-invoiso/id6760972005)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Invoiso Monthly Pro | $3.99 | per month |
| Invoiso Yearly Pro | $34.99 | per year |


## Frequently asked questions

### Is Job Timer free?

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

### Is Simple Invoice Maker free?

Simple Invoice Maker is free to download, with in-app purchases available.

### Do Job Timer or Simple Invoice Maker have ads?

Simple Invoice Maker shows ads; Job Timer does not.

### Which is updated more often, Job Timer or Simple Invoice Maker?

Job Timer ships an update every 3 months, and Simple Invoice Maker every 2 weeks. Most recently, Job Timer was updated on October 10, 2026 and Simple Invoice Maker on October 16, 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.*