# SOLID ELD vs InFlow

The clearest difference is ads: SOLID ELD at none against InFlow's shown. SOLID ELD also leads on iOS requirement (12.0 vs 15.1). InFlow's advantage is update cadence (every 3 months vs every 7 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SOLID ELD ships an update every 7 months, InFlow every 3 months. The most recent releases landed on October 9, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | SOLID ELD | InFlow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/inflow-inservice/id6740236620/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Every 3 months** |
| Monetization | — | Ad-supported |
| Size | 29 MB | 44 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [I ELD LLC](https://appshunter.io/developer/1655675484) | [Inservice LLC](https://appshunter.io/developer/1789098034) |

## What reviewers say

### SOLID ELD

[App page](https://appshunter.io/ios/app/solid-eld/id6444621817)

**In-app purchases:** none


### InFlow

[App page](https://appshunter.io/ios/app/inflow-inservice/id6740236620)

This app helps HVAC technicians manage service requests, communicate with their team, and organize their schedules. It provides instant notifications for urgent repairs and allows for easy documentation of service details.

**Highlights:** Instant notifications for urgent HVAC needs, Detailed service request information, Seamless team communication, Integrated schedule management, Easy documentation and photo uploads, User-friendly interface

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

**In-app purchases:** none


## Frequently asked questions

### Is SOLID ELD free?

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

### Is InFlow free?

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

### Do SOLID ELD or InFlow have ads?

InFlow shows ads; SOLID ELD does not.

### Which is updated more often, SOLID ELD or InFlow?

SOLID ELD ships an update every 7 months, and InFlow every 3 months. Most recently, SOLID ELD was updated on October 9, 2026 and InFlow on September 12, 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.*