# DevTools+ vs Last Seen Up

The clearest difference is update cadence: Last Seen Up at every 5 days against DevTools+'s every 11 days. DevTools+'s advantage is iOS requirement (15.1 vs 18.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. DevTools+ sells 2 in-app purchases, starting at $1.99 per month and Last Seen Up sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

DevTools+ ships an update every 11 days, Last Seen Up every 5 days. The most recent releases landed on November 9, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | DevTools+ | Last Seen Up |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/last-seen-up/id6797648903/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 5 days** |
| Monetization | Freemium | Freemium |
| Size | 57 MB | 15 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Tosh Labs Private Limited](https://appshunter.io/developer/1880605120) | [Timothy Murphy](https://appshunter.io/developer/1860352219) |

## What reviewers say

### DevTools+

[App page](https://appshunter.io/ios/app/devtools-plus-dev-tools-and-code/id6759056096)

A comprehensive suite of developer tools for mobile devices. Quickly format, convert, decode, and test code with a vast collection of utilities. Designed for efficient local processing with no account required.

**Highlights:** JSON formatter, validator, and converter, API tester with REST, GraphQL, and cURL support, Regex tester and highlighter, JWT decoder and analysis, Base64 encoder/decoder, Timestamp and timezone conversion, Local-first data processing

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $1.99 | per month |
| Pro Annual | $19.99 | per year |


### Last Seen Up

[App page](https://appshunter.io/ios/app/last-seen-up/id6797648903)

This app monitors the uptime of your servers, websites, and cron jobs, sending timely alerts when anything stops responding. It provides a clear dashboard, detailed incident reports, and proactive checks for SSL certificates and domain renewals. The service ensures you are notified even if your phone is asleep, with options for escalating alerts and team collaboration.

**Highlights:** Server, site, and cron job uptime monitoring, Real-time alerts via Time Sensitive notifications, Incident dashboard with status and history, Proactive SSL certificate and domain renewal checks, Cron job heartbeat monitoring, Team collaboration and incident acknowledgment, Lock Screen and Dynamic Island live counters

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro (Monthly) | $5.99 | per month |
| Pro (Yearly) | $59.99 | per year |


## Frequently asked questions

### Is DevTools+ free?

DevTools+ is free to download, with in-app purchases available.

### Is Last Seen Up free?

Last Seen Up is free to download, with in-app purchases available.

### Do DevTools+ or Last Seen Up have ads?

Neither DevTools+ nor Last Seen Up shows ads.

### Which is updated more often, DevTools+ or Last Seen Up?

DevTools+ ships an update every 11 days, and Last Seen Up every 5 days. Most recently, DevTools+ was updated on November 9, 2026 and Last Seen Up on November 13, 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.*