# Estimate Maker Flex — Simple Invoice Generator app

> Mobile app for creating and sending professional estimates and invoices. (iPhone/iPad app by B TO J PTY LTD.)

- Source: https://appshunter.io/ios/app/estimate-maker-flex/id1594306406 (this page in markdown: same URL + `.md`)
- Developer: [B TO J PTY LTD](https://appshunter.io/developer/569308231)
- Category: Business, Productivity
- Price: Free with in-app purchases
- Rating: 4.80/5 from 101 App Store ratings · 71 written reviews indexed
- Age rating: +4
- Requires: iOS 13.0 · 97 MB
- Languages: European Portuguese, German (Germany), Chinese (Simplified, China), Chinese (Traditional, Taiwan), Korean, Danish, European Spanish, French (France), Dutch, American English and 5 more
- Released: 2022-01-17
- Data updated: 2026-08-24
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/estimate-maker-flex/id1594306406/reviews.md

## What is Estimate Maker Flex?

Create and send professional estimates on the spot.
Turn estimates into invoices by a single tap.
Close more business deals.

How it works

* Enter your info
* Add customers manually or from Contacts
* Add your products / services

After that, you can create and send professional estimates instantly.

Flexibility

* Manually edit titles (e.g. Estimate -> estimación, Quote)
* Manually edit subtitles (e.g. Billing address -> Bill to, Signature -> Approved by)
* Multi-currencies (e.g. \$, £, ... Manually enter your currency code)
* Date format (e.g. 04/18/2019, 18/04/2019, 18/Apr/2019)
* Works without the internet
* Import contacts from your existing contacts or manually create them
* Payment term set up based on each customer (7 days by default)
* Decimal hours or quantity supported
* Five professionally designed beautiful templates
* Delete items (e.g. Estimates, products, customers) by swiping to the left
* Edit existing documents
* Add signature and date on the spot
* Icon, Signature, Note, Other comments fields won't appear if nothing is entered
* Preview estimates before sending them as a PDF
* Send as a PDF or print wirelessly
* Create 5 estimates for free

Professional Features

* Add business registration name (ABN etc.) and number
* Tax, GST, VAT set up (e.g. No tax, single tax, compound tax)
* Add discount (Actual \$ or %)
* Payment terms (Immediate, 7 days, 14 days, 21 days,... up to 180 days)
* Add your company logo

### Mobility

* Send directly from iPhone and iPad
* Your personal estimate system in your pocket

### Upgrade to Subscription Version

The subscription version offers cloud sync and backup features so that you can save all the info in our highly secured cloud services and share the same data across multiple iOS devices.

Upgrading to the subscription version requires auto-renewal subscription.
Payment will be charged to your Apple ID account at the confirmation of purchase.
The subscription automatically renews unless it is canceled at least 24 hours before the end of the current period.
Your account will be charged for renewal within 24 hours prior to the end of the current period.
You can manage and cancel your subscriptions by going to your App Store account settings after purchase.

Links to Your Privacy Policy and Terms of Use: 
http://www.btoj.com.au/privacy.html
http://www.btoj.com.au/terms.html

Please feel free to contact us for anything.
Simplify your life now.

## Key features

- Create and send estimates
- Convert estimates to invoices
- Customizable titles and subtitles
- Multi-currency support
- Multiple date formats
- Offline functionality
- Professional templates

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| 1 Month Subscription | $5.99 | per month |
| 1 Year Subscription | $49.99 | per year |


## What do users think of Estimate Maker Flex?

Overall sentiment: positive

**Pros**

- 👍 Easy to use
- 🚀 Efficient for creating estimates
- 👍 Practical and functional
- 👍 Professional-looking estimates
- 👍 Helpful for business growth
- 👍 Good for small businesses
- 👍 Free version is valuable
- 👍 Simple interface
- 👍 Objective and direct
- 👍 Saves time
- 👍 Very useful
- 👍 Good for on-the-go
- 👍 Accommodates any business
- 👍 Affordable

**Cons**

- ❓ Translation not complete
- ❓ A little difficult to understand initially
- 🐛 App not opening

**Commonly reported bugs**

- App not opening

**Most requested features**

- Add option to get client signature
- Add signature of the person who made the estimate

## Recent user reviews (10 of 71)

All indexed reviews: https://appshunter.io/ios/app/estimate-maker-flex/id1594306406/reviews.md

### 5/5 — Gostei

*2026-06-08*

Obrigado está me ajudando bastante

### 5/5 — Bom app

*2026-05-04*

Muito bom app para gerar orçamentos

### 5/5 — Muito bom

*2026-03-24*

Nota 10 para o aplicativo adiantou muito meu trabalho

### 5/5 — Yandy

*2026-03-02, version 17.6*

Súper

### 5/5 — Excelente

*2026-02-06*

Prático,útil muito obrigado pelo suporte,salva vidas haha muito bom

### 5/5 — Es muy buena esta aplicación

*2026-02-06, version 17.6*

100/

### 5/5 — Excelente aplicativo

*2026-01-26*

Ele é muito simples de usar e os clientes gostam! Deixa os orçamentos profissionais

### 5/5 — Excelente aplicativo

*2026-01-19*

Parabéns fácil e muito funcional, acredito que para ser 100% consiga colocar a assinatura de quem fez o orçamento

### 5/5 — Qualidade

*2026-01-12*

Superou minhas expectativas

### 5/5 — Makes sending estimates really easy

*2026-01-08, version 17.3*

It’s a pretty simple interface

## Frequently asked questions about Estimate Maker Flex

### What does Estimate Maker Flex do?

Estimate Maker Flex allows you to create and send professional estimates directly from your mobile device. You can easily convert these estimates into invoices with a single tap, helping you close more business deals efficiently.

### What are the key features of Estimate Maker Flex?

Key features include the ability to create and send estimates, convert them to invoices, customize titles and subtitles, support for multiple currencies and date formats, offline functionality, and professionally designed templates. You can also add discounts, taxes, and company logos.

### Is Estimate Maker Flex free to use?

The app offers a free tier where you can create up to 5 estimates. For advanced features like cloud sync and backup across multiple devices, an auto-renewal subscription is available.

### What devices is Estimate Maker Flex compatible with?

The app is designed to send directly from iPhone and iPad devices, making it a personal estimate system that fits in your pocket for on-the-go use.

### How can I use Estimate Maker Flex for my business?

You can use this app to quickly generate professional estimates for clients, track your sales, and streamline your invoicing process. Its flexibility in customization and offline capabilities make it ideal for field sales or small businesses on the move.

## Version history (last 5 releases)

### 18.0 — 2026-05-21

Performance & efficiency improved

### 17.9 — 2026-03-31

Performance & efficiency improved

### 17.8 — 2026-03-22

Performance & efficiency improved

### 17.7 — 2026-03-04

Performance & efficiency improved

### 17.6 — 2026-01-27

Performance & efficiency improved

## Apps similar to Estimate Maker Flex

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Invoice Maker・Billing App](https://appshunter.io/ios/app/invoice-makerbilling-app/id1447239633) | 4.8 (7,229) | Free | Business |
| [Invoice Maker ▸ Estimate App](https://appshunter.io/ios/app/invoice-maker-estimate-app/id1314873764) | 4.8 (35,763) | Free | Business |
| [Invoice Maker; Invoice Simple](https://appshunter.io/ios/app/invoice-maker-invoice-simple/id694831622) | 4.9 (122,653) | Free | Business |
| [Invoice2go: Easy Invoice Maker](https://appshunter.io/ios/app/invoice2go-easy-invoice-maker/id540236748) | 4.8 (55,430) | Free | Business |
| [Square Invoices: Invoice Maker](https://appshunter.io/ios/app/square-invoices-invoice-maker/id1405254630) | 4.8 (92,699) | Free | Business |
| [Billdu: Invoice Estimate Maker](https://appshunter.io/ios/app/billdu-invoice-estimate-maker/id527885754) | 4.8 (25,856) | Free | Business |

## More apps by B TO J PTY LTD

- [Invoice Maker Simple](https://appshunter.io/ios/app/invoice-maker-simple/id704992962)
- [Job Quote Maker - Invoice app](https://appshunter.io/ios/app/job-quote-maker-invoice-app/id707728884)
- [Estimate Maker, Contractor Pay](https://appshunter.io/ios/app/estimate-maker-contractor-pay/id714547884)
- [Purchase Order PRO - PO Maker](https://appshunter.io/ios/app/purchase-order-pro-po-maker/id714547925)
- [Invoice Maker PRO.](https://appshunter.io/ios/app/invoice-maker-pro/id871567776)
- [Timesheet Maker](https://appshunter.io/ios/app/timesheet-maker/id896501868)

All apps by B TO J PTY LTD: https://appshunter.io/developer/569308231

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-24.*