# IAFF 1974 vs Estimate Maker

The clearest difference is in-app purchases: IAFF 1974 at none against Estimate Maker's 1. IAFF 1974 also leads on iOS requirement (14.6 vs 17.0). Estimate Maker's advantage is update cadence (every 4 days vs every 45 months). On price, ads and device support there is nothing between them.

Both are free to download. Estimate Maker sells 1 in-app purchase, starting at $99.99 per month. IAFF 1974 asks for nothing beyond the download.

IAFF 1974 ships an update every 45 months, Estimate Maker every 4 days. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | IAFF 1974 | Estimate Maker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (11 ratings)](https://appshunter.io/ios/app/estimate-maker-bidwalk/id6787915501/reviews)** |
| Number of ratings | — | **11** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 45 months | **Every 4 days** |
| Monetization | — | Subscription |
| Size | 4 MB | 84 MB |
| Requires iOS | **14.6** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Unions-America.com, Inc.](https://appshunter.io/developer/946249856) | [Donika Stublla](https://appshunter.io/developer/6787915503) |

## What reviewers say

### IAFF 1974

[App page](https://appshunter.io/ios/app/iaff-1974/id1229711364)

**Features:** macOS Compatibility

**In-app purchases:** none


### Estimate Maker

[App page](https://appshunter.io/ios/app/estimate-maker-bidwalk/id6787915501)

Streamline your quoting process with an AI-powered tool that transforms job-site walkthroughs into professional client estimates. Record your assessment, and the app automatically itemizes materials, labor, and pricing, allowing you to send polished PDFs instantly.

**Highlights:** Record job-site walkthroughs and descriptions, Automatic itemization of materials and labor, AI-powered pricing and estimate generation, Professional PDF estimate creation, On-site quote delivery, Edit estimates with AI prompts

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BidWalk Premium | $99.99 | per month |


## Frequently asked questions

### Is IAFF 1974 free?

IAFF 1974 is free to download, with no in-app purchases.

### Is Estimate Maker free?

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

### Do IAFF 1974 or Estimate Maker have ads?

Neither IAFF 1974 nor Estimate Maker shows ads.

### Which is updated more often, IAFF 1974 or Estimate Maker?

IAFF 1974 ships an update every 45 months, and Estimate Maker every 4 days. Most recently, IAFF 1974 was updated on November 2, 2026 and Estimate Maker on October 31, 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.*