ChronoTrace vs keepOr
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ChronoTrace
This app enhances your photos by automatically adding elegant date stamps based on when they were taken. Customize the appearance of these stamps and even include location and timestamps to enrich your visual memories. It's ideal for travelers, journalers, and anyone wanting their photos to tell a more complete story.
- Automatic shooting date detection
- Customizable date styles, fonts, and colors
- Batch processing for multiple photos
- Optional location overlay
- Optional timestamp overlay
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ChronoTrace adds the elegance of time to every photo. It automatically detects the shooting date and applies a refined date stamp, turning your memories into moments you can revisit. Whether for travel, journaling, or everyday life, ChronoTrace helps your photos tell the story of time. Key Features: • Automatically detect shooting date (EXIF data) • Customize date styles, fonts, and colors • Batch process multiple photos with ease • Optional location and timestamp overlay Trace the moments that matter.
keepOr
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【核心理念:有用没用,你说了算】 市面上的清理工具总想用 AI 替你做决定,但它们不懂:模糊的照片可能是车祸现场的重要证据,杂乱的连拍里藏着孩子最自然的表情,看似随意的截屏是设计师珍藏的灵感。 KeepOr(有用相册)将判断权交还给你。我们不盲目删除,而是帮你高效筛选。 【主要功能亮点】 1. 首创双列式原图瀑布流 告别传统相册的正方形切图!我们严格按原图比例展示,横图竖图一目了然。单张占据半屏大小,无需点开详情页即可清晰判断构图与内容,筛选效率提升数倍。 2. 肌肉记忆般的滑动交互 左滑 = 有用(绿色): 归档保留,后续可一键备份。 右滑 = 无用(红色): 标记丢弃,且提供“反悔”机会。 上下滑 = 切换: 详情页借鉴短视频操作习惯,上滑下一张、下滑上一张,父母长辈无需学习,上手即用。 3. 加法式过滤器 只想整理截屏?或者只看视频?独创“加法式过滤器”,选谁显示谁。快速聚焦人像、截屏、Live Photo 或视频,精准出击。 4. 拒绝焦虑的解压式删除 删除不用小心翼翼。看着无用照片在屏幕上随即消失,配合解压的引导文案,让清理相册变成一种“扔掉垃圾”的爽快体验。 5. 先筛选,后备份 拒绝把垃圾照片同步到云端!通过 KeepOr 筛选出那 0.1% 真正“有用”的照片,再进行精准备份,节省你的云端空间与金钱。 【适用人群】 手机摄影爱好者: 快速剔除废片,保留大片。 设计师/职场人: 高效管理截屏与素材。 父母长辈: 大字号、大图标、零门槛,轻松清理手机内存
Screenshots
Verdict
ChronoTrace and keepOr are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
ChronoTrace ships an update every 3 days, keepOr every 2 days. Both last shipped on October 31, 2026.
| Parameter | ChronoTrace | keepOr |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (2 ratings) — better | — |
| Positive reviews | 33.3% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 3 days | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.6 — better | 16.0 |
| Further details — not scored | ||
| Size | 5 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | 杭州引力网络技术有限公司 | 娜 李 |
In-app purchases
ChronoTrace
No in-app purchases
keepOr
No in-app purchases









