# ToneCurve

> Designer-focused tone curve photo editing app. (iPhone/iPad app by TAIKI OGASAWARA.)

- Source: https://appshunter.io/ios/app/tonecurve/id990974527 (this page in markdown: same URL + `.md`)
- Developer: [TAIKI OGASAWARA](https://appshunter.io/developer/482601365)
- Category: Photo & Video, Utilities
- Price: Free
- Rating: 1.50/5 from 2 App Store ratings · 5 written reviews indexed
- Age rating: 4+
- Requires: iOS 8.1 · 15 MB
- Languages: American English
- Released: 2015-05-12
- Data updated: 2026-06-09
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/tonecurve/id990974527/reviews.md

## What is ToneCurve?

撮った写真を、ささっと明るくしたい。
撮った写真を、ちょいちょいっと鮮やかにしたい。

デザイナー向けのトーンカーブによる画像加工アプリです。

## Key features

- Brighten photos
- Enhance photo colors
- Tone curve editing
- Designer-focused tools
- Image manipulation

## Recent user reviews (5 of 5)

All indexed reviews: https://appshunter.io/ios/app/tonecurve/id990974527/reviews.md

### 1/5 — 使い物にならない

*2023-02-07, version 1.0*

開発者ガイドラインを読みましたか？何故こういう未完品を投稿するのですか？

### 1/5 — image quality

*2022-07-26*

it lowers when u save a image

### 1/5 — …

*2019-07-10, version 1.0*

保存出来ない。

### 1/5 — は

*2019-06-04, version 1.0*

画像保存できんのはなんで？

### 5/5 — すごい

*2015-05-31, version 1.0*

無償でトーンカーブが使えるのは本当に凄い事だと思います。
ただ、カーブの端を持ち上げたり下げたりするのが難しいので、改善して欲しいです。

## Frequently asked questions about ToneCurve

### What is ToneCurve used for?

ToneCurve is an image editing application designed for users who want to adjust the brightness and vibrancy of their photos. It specifically utilizes tone curves, a feature often favored by designers for precise control over image tones.

### Is ToneCurve free to use?

Yes, ToneCurve is available for free. There are no costs associated with downloading or using its core features.

### What devices does ToneCurve support?

ToneCurve is compatible with iPhone, iPad, and iPod devices. It is designed for Apple's mobile operating system.

### What is the age rating for ToneCurve?

ToneCurve has an age rating of 4+, indicating it is suitable for users aged four and above. This suggests content is generally appropriate for a wide audience.

### How often is ToneCurve updated?

ToneCurve was last updated on May 12, 2015, with version 1.0. As of its last update, there have been no subsequent releases or patches.

### What is the user sentiment for ToneCurve?

Based on the available data, ToneCurve has received 2 ratings, averaging 1.5 stars. This indicates a generally negative user sentiment.

### Does ToneCurve have ads?

No, ToneCurve does not contain advertisements. As it is a free application without in-app purchases or ads, users can expect an uninterrupted editing experience.

## Version history (last 1 release)

### 1.0 — 2015-05-12

このAppはApple Watch Appのアイコンを表示するようAppleにより更新されました。

## Apps similar to ToneCurve

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [i3DDepthCam](https://appshunter.io/ios/app/i3ddepthcam/id1570077780) | 3.7 (3) | Free | Photo & Video |
| [TriMeshImager](https://appshunter.io/ios/app/trimeshimager/id961385818) | 3.3 (8) | $1.99 | Photo & Video |
| [MergeVideoApp](https://appshunter.io/ios/app/mergevideoapp/id6502953614) | 4.7 (6) | Free | Photo & Video |
| [AI Mermaid Video Filter](https://appshunter.io/ios/app/ai-mermaid-video-filter/id6746869432) | 4.2 (13) | Free | Photo & Video |
| [DitherProg](https://appshunter.io/ios/app/ditherprog/id6444397509) | 3.3 (4) | Free | Photo & Video |
| [ProREC Camera & Audio Editor](https://appshunter.io/ios/app/prorec-camera-and-audio-editor/id1612651294) | 2.0 (2) | Free | Photo & Video |

## More apps by TAIKI OGASAWARA

- [Stereogam](https://appshunter.io/ios/app/stereogam/id1072604849)

All apps by TAIKI OGASAWARA: https://appshunter.io/developer/482601365

## Related topics

[taiki ogasawara](https://appshunter.io/ios/topics/taiki-ogasawara)

---

*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 2026-06-09.*