# EI Classic Invoice Maker vs Contract Analyzer AI

The clearest difference is ratings volume: EI Classic Invoice Maker at 258 against Contract Analyzer AI's 5. EI Classic Invoice Maker also leads on iOS requirement (11.0 vs 15.0). Contract Analyzer AI's advantage is update cadence (every 6 weeks vs every 3 months). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. EI Classic Invoice Maker sells 2 one-off in-app purchases and Contract Analyzer AI sells 5 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Contract Analyzer AI holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: EI Classic Invoice Maker has 258 ratings behind it against 5, so its average is the more settled of the two.

EI Classic Invoice Maker ships an update every 3 months, Contract Analyzer AI every 6 weeks. The most recent releases landed on October 21, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | EI Classic Invoice Maker | Contract Analyzer AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (258 ratings)](https://appshunter.io/ios/app/ei-classic-invoice-maker/id1535481541/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/contract-analyzer-ai/id6742789139/reviews)** |
| Number of ratings | **258** | 5 |
| Positive reviews | 64.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 25 MB | 24 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Marla International Limited](https://appshunter.io/developer/345338913) | [PaoApps](https://appshunter.io/developer/1746019535) |

## What reviewers say

### EI Classic Invoice Maker

[App page](https://appshunter.io/ios/app/ei-classic-invoice-maker/id1535481541)

This application serves legacy customers who prefer the classic version of a popular invoicing tool. It allows for the generation of PDF invoices, providing a familiar interface for long-time users.

**Highlights:** PDF invoice generation, Legacy customer support, Classic user interface

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Steel Plan - 1 Month | $6.99 | one-time |
| Steel Plan - 6 months | $33.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 👍 Convenient for business
- 👍 Great for basic needs
- 👍 Makes bookkeeping easier
- 👍 Super easy to maneuver

**What reviewers complain about**

- 🐛 App failure, redirects to App Store
- 🐛 Complicated and not worth it
- 🐛 Lost data and unable to recover
- 🐛 Frustrating experience with new app
- 🐛 New program stinks

**Reported bugs**

- App always sends user to App Store
- App appeared twice, deleting both cloned apps
- Unable to login due to 'migration'
- No home page, settings, businesses, or invoices on iPad
- Lost entire year of data

**Requested features**

- Add receipts
- Automating way of updating statement and payment
- Create a credit note
- Attach images (proof, receipts, etc)


### Contract Analyzer AI

[App page](https://appshunter.io/ios/app/contract-analyzer-ai/id6742789139)

Instantly understand legal documents with AI. This app breaks down complex jargon, highlights risks, and provides smart summaries for leases, agreements, and more. Get clear insights before you sign.

**Highlights:** AI-powered contract review, Understand legal terminology, Detect hidden clauses and risks, Generate smart summaries, Upload PDFs, scans, and photos, Ask custom questions about documents

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Access with Trial | $7.99 | per 7 days |
| Weekly Access | $7.99 | per 7 days |
| Monthly Access | $19.99 | per month |
| Yearly Access | $34.99 | per year |
| Yearly Access | $69.99 | per year |


## Frequently asked questions

### Is EI Classic Invoice Maker free?

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

### Is Contract Analyzer AI free?

Contract Analyzer AI is free to download, with in-app purchases available.

### Which has better reviews, EI Classic Invoice Maker or Contract Analyzer AI?

Contract Analyzer AI is rated higher. EI Classic Invoice Maker averages 4.8 out of 5 from 258 ratings, while Contract Analyzer AI averages 5.0 from 5 ratings.

### Do EI Classic Invoice Maker or Contract Analyzer AI have ads?

Neither EI Classic Invoice Maker nor Contract Analyzer AI shows ads.

### Which is updated more often, EI Classic Invoice Maker or Contract Analyzer AI?

EI Classic Invoice Maker ships an update every 3 months, and Contract Analyzer AI every 6 weeks. Most recently, EI Classic Invoice Maker was updated on October 21, 2026 and Contract Analyzer AI on October 2, 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.*