# NFP Charting vs RightRep

The clearest difference is update cadence: RightRep at daily against NFP Charting's every 4 months. NFP Charting's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 16.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. NFP Charting sells 6 one-off in-app purchases and RightRep sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

NFP Charting ships an update every 4 months, RightRep daily. The most recent releases landed on October 23, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | NFP Charting | RightRep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (6 ratings)](https://appshunter.io/ios/app/nfp-charting/id300767738/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 49.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 6 MB | 168 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Lawson Culver](https://appshunter.io/developer/300767741) | [mauricio reis](https://appshunter.io/developer/6807205531) |

## What reviewers say

### NFP Charting

[App page](https://appshunter.io/ios/app/nfp-charting/id300767738)

Track your Natural Family Planning (NFP) charts online using the Billings Ovulation Method. This app allows you to enter data, share charts with your teacher, and view current and previous cycles. It is designed for users already trained in the Billings Ovulation Method.

**Highlights:** Track NFP charting data online, Share charts with teachers, Email charts, View current and previous cycles, Leave notes for teachers, Access from computer

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One Month Account Extension | $2.99 | one-time |
| One Month | $2.99 | one-time |
| Six Months Account Extension | $11.99 | one-time |
| Six Months | $14.99 | one-time |
| One Year Account Extension | $19.99 | one-time |
| One Year | $24.99 | one-time |

**What reviewers like**

- 👍 Convenient chart access on phone
- 👍 Replaces paper charts
- 👍 Compatible with Creighton/Billings
- 👍 Easy to share with instructor/doctor
- 👍 Good for tracking fertility

**What reviewers complain about**

- 💸 Expensive subscription fees
- 💸 Not a one-time purchase option
- 💸 Perceived as a rip-off
- 🐛 App crashes/stops working
- 🐛 Website down

**Reported bugs**

- Unable to log in
- App stopped working
- Website is down
- Overlapping/misaligned on iPhone
- Email version not printable

**Requested features**

- Ability to send one chart at a time
- Update app for iPhone compatibility
- Make chart printable (PDF)
- Improve interface/design
- Add temperature tracking


### RightRep

[App page](https://appshunter.io/ios/app/rightrep/id6807205529)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RightRep Pro | $9.99 | per month |
| RightRep | $99.99 | per year |


## Frequently asked questions

### Is NFP Charting free?

NFP Charting is free to download, with in-app purchases available.

### Is RightRep free?

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

### Do NFP Charting or RightRep have ads?

Neither NFP Charting nor RightRep shows ads.

### Which is updated more often, NFP Charting or RightRep?

NFP Charting ships an update every 4 months, and RightRep daily. Most recently, NFP Charting was updated on October 23, 2026 and RightRep on October 14, 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.*