# OBD Diagnostics vs TIMESQUARTZ Flex

The clearest difference is in-app purchases: TIMESQUARTZ Flex at none against OBD Diagnostics's 1. TIMESQUARTZ Flex also leads on ads (none vs shown) and update cadence (every 2 days vs monthly). On price and device support there is nothing between them.

Both are free to download. OBD Diagnostics sells 1 one-off in-app purchase. TIMESQUARTZ Flex asks for nothing beyond the download.

OBD Diagnostics ships an update monthly, TIMESQUARTZ Flex every 2 days. The most recent releases landed on October 6, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | OBD Diagnostics | TIMESQUARTZ Flex |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 2 days** |
| Size | 23 MB | 82 MB |
| Requires iOS | 26.2 | **12.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EJSmith](https://appshunter.io/developer/305393602) | [Mohammad Shaqib](https://appshunter.io/developer/6774894044) |

## What reviewers say

### OBD Diagnostics

[App page](https://appshunter.io/ios/app/obd-diagnostics/id6759762253)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### TIMESQUARTZ Flex

[App page](https://appshunter.io/ios/app/timesquartz-flex/id6761254612)

**In-app purchases:** none


## Frequently asked questions

### Is OBD Diagnostics free?

OBD Diagnostics is free to download, with in-app purchases available.

### Is TIMESQUARTZ Flex free?

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

### Do OBD Diagnostics or TIMESQUARTZ Flex have ads?

OBD Diagnostics shows ads; TIMESQUARTZ Flex does not.

### Which is updated more often, OBD Diagnostics or TIMESQUARTZ Flex?

OBD Diagnostics ships an update monthly, and TIMESQUARTZ Flex every 2 days. Most recently, OBD Diagnostics was updated on October 6, 2026 and TIMESQUARTZ Flex on October 8, 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.*