# 原稿コンシェルジュ vs Deadline Backsolve

The clearest difference is price: 原稿コンシェルジュ at Free against Deadline Backsolve's $0.99. Deadline Backsolve's advantage is in-app purchases (none vs 1). On update cadence, ads, device support and iOS requirement there is nothing between them.

原稿コンシェルジュ is free to download; Deadline Backsolve costs $0.99 up front. 原稿コンシェルジュ sells 1 one-off in-app purchase. Deadline Backsolve asks for nothing beyond the download.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 6, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 原稿コンシェルジュ | Deadline Backsolve |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Monetization | — | Paid |
| Size | 10 MB | 4 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tomoya Ito](https://appshunter.io/developer/1573608422) | [Daisuke Yamaguchi](https://appshunter.io/developer/880950899) |

## What reviewers say

### 原稿コンシェルジュ

[App page](https://appshunter.io/ios/app/id6759589835)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム（買い切り） | $1.99 | one-time |


### Deadline Backsolve

[App page](https://appshunter.io/ios/app/deadline-backsolve-planner/id6796252958)

This app helps you adjust project plans when deadlines are at risk. It calculates the shortfall and suggests concrete adjustments like extending deadlines or reducing scope. The interface is currently in Japanese only.

**Highlights:** Calculates shortfall and suggests fixes, Adjusts plans based on available time, Learns user's real work pace, Offers recovery plan options, Focus timer that survives crashes, Offline functionality, JSON export/import for data transfer

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

**In-app purchases:** none


## Frequently asked questions

### Is 原稿コンシェルジュ free?

原稿コンシェルジュ is free to download, with in-app purchases available.

### Is Deadline Backsolve free?

Deadline Backsolve costs $0.99, with no in-app purchases.

### Do 原稿コンシェルジュ or Deadline Backsolve have ads?

Neither 原稿コンシェルジュ nor Deadline Backsolve shows ads.

### Which is updated more often, 原稿コンシェルジュ or Deadline Backsolve?

原稿コンシェルジュ ships an update weekly, and Deadline Backsolve weekly. Most recently, 原稿コンシェルジュ was updated on October 6, 2026 and Deadline Backsolve on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*