film Dev Timer vs iRoast
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
film Dev Timer
This app assists film photographers in developing black and white film at home. It provides common development data, timing functions, and developer ratios to ensure stable manual processing for a high-quality result.
- Black and white film development guide
- Home development timing
- Developer ratio information
- Process-specific timing
- Stable manual processing support
- iPhone and iPad compatible
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This is an app developed for film photographers and photography enthusiasts to develop black and white film at home, suitable for iPhone and iPad. With the emergence of the trend of film retro in recent years, more and more friends are playing with film. In order to pursue higher development quality and production speed, more and more players choose to develop their own film at home. This app provides common film development and development data on the market, as well as the function of timing according to the process. You can develop the film according to the established developer ratio, specific time, and specific temperature to ensure the stability of manual processing. If you have any feedback, please email us at: xiliustudio@qq.com 。 Film production has been discontinued one after another. Let's take pictures and cherish them. Wishing everyone a pleasant time playing.
iRoast
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iRoast 是一款专为手网烘焙咖啡爱好者设计的iOS应用,通过精确记录和可视化失重率数据,帮助用户实现更加个性化、可重复的烘焙效果。在传统烘焙中,烘焙师常常依赖视觉和听觉来判断烘焙程度,这导致烘焙结果的不一致性。通过失重率这一客观指标,iRoast 让手网烘焙更加精确、可控,帮助咖啡爱好者获得更加个性化的风味体验。
Screenshots
Verdict
The clearest difference is update cadence: iRoast at every 4 days against film Dev Timer's every 4 months. iRoast also leads on price ($0.99 vs $3.99). film Dev Timer's advantage is device support (4 vs 2) and iOS requirement (14.0 vs 16.0). On ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
film Dev Timer costs $3.99 and iRoast $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
film Dev Timer ships an update every 4 months, iRoast every 4 days. The most recent releases landed on October 4, 2026 and October 6, 2026 respectively.
| Parameter | film Dev Timer | iRoast |
|---|---|---|
| Price | $3.99 | $0.99 — better |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 81.8% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 4 months | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPad |
| Requires iOS | 14.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 7 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | 家啟 褚 | 嘉奇 龙 |
In-app purchases
film Dev Timer
No in-app purchases
iRoast
No in-app purchases









